1", "HEX", "3.750", "1.731", "Colorless, odorless, tasteless gas", "1766 (England)", "Henry Cavendish", "Greek: hydro (water) and genes (generate)", 1, 1, 0x7FFFFFFF, 0xAAAA, 0xFFFF, 0xAAAA], ["Helium", "He", "2", "4.002602", "0.147 (@ -270°C)", "0.95", "4.216", "0.0", "n/a", "93", "31.8", "5.188", "n/a", "0.08", "0.152", "n/a", "n/a", "2361.3", "n/a", "1s²", "HEX", "3.570", "1.633", "Inert, colorless, odorless, tasteless gas", "1895 (Scotland/Sweden)", "Sir William Ramsey, Nils Langet, P.T.Cleve", "Greek: helios (sun).", 18, 1, 0x7FFFFFFF, 0xC000, 0x7000, 0x0], ["Lithium", "Li", "3", "6.941", "0.534", "553.69", "1118.15", "155", "163", "68 (+1e)", "13.1", "3.489", "2.89", "148", "84.8", "400.00", "0.98", "519.9", "1", "[He] 2s¹", "BCC", "3.490", "n/a", "Soft, silvery-white metal", "1817 (Sweden)", "Johann Arfwedson", "Greek: lithos (stone).", 1, 2, 0x7FFFFFFF, 0x4444, 0x4444, 0xFFFF], ["Beryllium", "Be", "4", "9.01218", "1.848", "1551", "3243", "112", "90", "35 (+2e)", "5.0", "1.824", "12.21", "309", "201", "1000.00", "1.57", "898.8", "2", "[He] 2s²", "HEX", "2.290", "1.567", "Hard, brittle, steel-gray metal", "1798 (France)", "Louis-Nicholas Vauquelin", "Greek: beryllos, 'beryl' (a mineral).", 2, 2, 0x7FFFFFFF, 0xFFFF, 0x4444, 0x4444], ["Boron", "B", "5", "10.811", "2.34", "2573", "3931", "98", "82", "23 (+3e)", "4.6", "1.025", "23.60", "504.5", "27.4", "1250.00", "2.04", "800.2", "3", "[He] 2s² 2p¹", "TET", "8.730", "0.576", "Hard, brittle, lustrous black semimetal", "1808 (England/France)", "Sir H. Davy, J.L. Gay-Lussac, L.J. Thenard", "The Arabic and Persian words for borax.", 13, 2, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Carbon", "C", "6", "12.011", "2.25 (graphite)", "3820", "5100", "91", "77", "16 (+4e) 260 (-4e)", "5.3", "0.711", "n/a", "n/a", "1.59", "1860.00", "2.55", "1085.7", "4, 2, -4", "[He] 2s² 2p²", "DIA", "3.570", "n/a", "Dense, Black", "n/a (Unknown)", "Known to the ancients", "Latin: carbo, (charcoal).", 14, 2, 0x7FFFFFFF, 0xAAAA, 0xFFFF, 0xAAAA], ["Nitrogen", "N", "7", "14.00674", "0.808 (@ -195.8°C)", "63.29", "77.4", "92", "75", "13 (+5e) 171 (-3e)", "17.3", "1.042 (N-N)", "n/a", "n/a", "0.026", "n/a", "3.04", "1401.5", "5, 4, 3, 2, -3", "[He] 2s² 2p³", "HEX", "4.039", "1.651", "Colorless, odorless, tasteless, and generally inert gas", "1772 (Scotland)", "Daniel Rutherford", "Greek: nitron and genes, (soda forming).", 15, 2, 0x7FFFFFFF, 0xAAAA, 0xFFFF, 0xAAAA], ["Oxygen", "O", "8", "15.9994", "1.149 (@ -183°C)", "54.8", "90.19", "n/a", "73", "132 (-2e)", "14.0", "0.916 (O-O)" , "n/a", "n/a", "0.027", "n/a", "3.44", "1313.1", "-2, -1", "[He] 2s² 2p⁴", "CUB", "6.830", "n/a", "Colorless, odorless, tasteless gas; pale blue liquid", "1774 (England/Sweden)", "Joseph Priestly, Carl Wilhelm Scheele", "Greek: oxys and genes, (acid former).", 16, 2, 0x7FFFFFFF, 0xAAAA, 0xFFFF, 0xAAAA], ["Fluorine", "F", "9", "18.998403", "1.108 (@ -189°C)", "53.53", "85.01", "n/a", "72", "133 (-1e)", "17.1", "0.824 (F-F)", "0.51 (F-F)", "6.54 (F-F)", "0.028", "n/a", "3.98", "1680.0", "-1", "[He] 2s² 2p⁵", "MCL", "n/a", "n/a", "Greenish-yellow, pungent, corrosive gas", "1886 (France)", "Henri Moissan", "Latin: fluere (flow).", 17, 2, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Neon", "Ne", "10", "20.1797", "1.204 (@ -246°C)", "48", "27.1", "n/a", "71", "n/a", "16.8", "1.029", "n/a", "1.74", "(0.0493)", "63.00", "0.0", "2079.4", "n/a", "[He] 2s² 2p⁶", "FCC", "4.430", "n/a", "Colorless, odorless, tasteless gas", "1898 (England)", "Sir William Ramsey, M.W. Travers", "Greek: neos (new).", 18, 2, 0x7FFFFFFF, 0xC000, 0x7000, 0x0], ["Sodium", "Na", "11", "22.989768", "0.971", "370.96", "1156.1", "190", "154", "97 (+1e)", "23.7", "1.222", "2.64", "97.9", "142.0", "150.00", "0.93", "495.6", "1", "[Ne] 3s¹", "BCC", "4.230", "n/a", "Soft, silvery-white metal", "1807 (England)", "Sir Humphrey Davy", "Medieval Latin: sodanum, (headache remedy); symbol from Latin natrium, (sodium carbonate).", 1, 3, 0x7FFFFFFF, 0x4444, 0x4444, 0xFFFF], ["Magnesium", "Mg", "12", "24.305", "1.738", "922", "1363", "160", "136", "66 (+2e)", "14.0", "1.025", "9.20", "131.8", "156", "318.00", "1.31", "737.3", "2", "[Ne] 3s²", "HEX", "3.210", "1.624", "Lightweight, malleable, silvery-white metal", "1808 (England)", "Sir Humphrey Davy", "Magnesia, ancient city in district of Thessaly, Greece.", 2, 3, 0x7FFFFFFF, 0xFFFF, 0x4444, 0x4444], ["Aluminum", "Al", "13", "26.981539", "2.6989", "933.5", "2740", "143", "118", "51 (+3e)", "10.0", "0.900", "10.75", "284.1", "237", "394.00", "1.61", "577.2", "3", "[Ne] 3s² 3p¹", "FCC", "4.050", "n/a", "Soft, lightweight, silvery-white metal", "1825 (Denmark)", "Hans Christian Oersted", "Latin: alumen, aluminis, (alum).", 13, 3, 0x7FFFFFFF, 0x0, 0xC000, 0xFFFF], ["Silicon", "Si", "14", "28.0855", "2.33", "1683", "2628", "132", "111", "42 (+4e) 271 (-4e)", "12.1", "0.703", "50.6", "383", "149", "625.00", "1.90", "786.0", "4, -4", "[Ne] 3s² 3p²", "DIA", "5.430", "n/a", "Amorphous form is brown powder; crystalline form has a gray", "1824 (Sweden)", "Jons Jacob Berzelius", "Latin: silex, silicus, (flint).", 14, 3, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Phosphorus", "P", "15", "30.973762", "1.82 (white phosphorus)", "317.3", "553", "128", "106", "35 (+5e) 212 (-3e)", "17.0", "0.757", "2.51", "49.8", "(0.236)", "n/a", "2.19", "1011.2", "5, 3, -3", "[Ne] 3s² 3p³", "CUB", "7.170", "n/a", "The most common white form is a waxy, phosphorescent solid", "1669 (Germany)", "Hennig Brand", "Greek: phosphoros, (bringer of light).", 15, 3, 0x7FFFFFFF, 0xAAAA, 0xFFFF, 0xAAAA], ["Sulfur", "S", "16", "32.066", "2.070", "386", "717.824", "127", "102", "30 (+6e) 184 (-2e)", "15.5", "0.732", "1.23", "10.5", "0.27", "n/a", "2.58", "999.0", "6, 4, 2, -2", "[Ne] 3s² 3p⁴", "ORC", "10.470", "n/a", "Tasteless, odorless, light-yellow, brittle solid", "n/a (Unknown)", "Known to the ancients.", "Latin: sulphur (brimstone).", 16, 3, 0x7FFFFFFF, 0xAAAA, 0xFFFF, 0xAAAA], ["Chlorine", "Cl", "17", "35.4527", "1.56 (@ -33.6°C)", "172.2", "238.6", "n/a", "99", "27 (+7e) 181 (-1e)", "18.7", "0.477 (Cl-Cl)", "6.41 (Cl-Cl)", "20.41 (Cl-Cl)", "0.009", "n/a", "3.16", "1254.9", "7, 5, 3, 1, -1", "[Ne] 3s² 3p⁵", "ORC", "6.240", "n/a", "Greenish-yellow, disagreeable gas", "1774 (Sweden)", "Carl Wilhelm Scheele", "Greek: chloros (greenish yellow).", 17, 3, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Argon", "Ar", "18", "39.948", "1.40 (@ -186°C)", "83.8", "87.3", "2-", "98", "n/a", "24.2", "0.138", "n/a", "6.52", "0.0177", "85.00", "0.0", "1519.6", "n/a", "[Ne] 3s² 3p⁶", "FCC", "5.260", "n/a", "Colorless, tasteless, odorless noble gas", "1894 (Scotland)", "Sir William Ramsey, Baron Rayleigh", "Greek: argos (inactive).", 18, 3, 0x7FFFFFFF, 0xC000, 0x7000, 0x0], ["Potassium", "K", "19", "39.0983", "0.856", "336.8", "1047", "235", "203", "133 (+1e)", "45.3", "0.753", "102.5", "2.33", "79.0", "100.00", "0.82", "418.5", "1", "[Ar] 4s¹", "BCC", "5.230", "n/a", "Soft, waxy, silvery-white metal", "1807 (England)", "Sir Humphrey Davy", "English: pot ash; symbol from Latin: kalium, (alkali).", 1, 4, 0x7FFFFFFF, 0x4444, 0x4444, 0xFFFF], ["Calcium", "Ca", "20", "40.078", "1.55", "1112", "1757", "197", "174", "99 (+2e)", "29.9", "0.653", "9.20", "153.6", "(201)", "230.00", "1.00", "589.4", "2", "[Ar] 4s²", "FCC", "5.580", "n/a", "Fairly hard, silvery-white metal", "1808 (England)", "Sir Humphrey Davy", "Latin: calx, calcis (lime).", 2, 4, 0x7FFFFFFF, 0xFFFF, 0x4444, 0x4444], ["Scandium", "Sc", "21", "44.95591", "2.99", "1814", "3104", "162", "144", "72.3 (+3e)", "15.0", "0.556", "15.8", "332.7", "15.8", "n/a", "1.36", "630.8", "3", "[Ar] 3d¹ 4s²", "HEX", "3.310", "1.594", "Fairly soft, silvery-white metal", "1879 (Sweden)", "Lars Nilson", "Latin: Scandia, Scandinavia.", 3, 4, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Titanium", "Ti", "22", "47.88", "4.54", "1933", "3560", "147", "132", "68 (+4e) 94 (+2e)", "10.6", "0.523", "18.8", "422.6", "21.9", "380.00", "1.54", "657.8", "4, 3", "[Ar] 3d² 4s²", "1.588", "2.950", "n/a", "Shiny, dark-gray metal", "1791 (England)", "William Gregor", "Greek: titanos (Titans).", 4, 4, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Vanadium", "V", "23", "50.9415", "6.11", "2160", "3650", "134", "122", "59 (+5e) 74 (+3e)", "8.35", "0.485", "17.5", "460", "30.7", "390.00", "1.63", "650.1", "5, 4, 3, 2, 0", "[Ar] 3d³ 4s²", "BCC", "3.020", "n/a", "Soft, ductile, silvery-white metal", "1830 (Sweden)", "Nils Gabriel Sefstrom", "The scandinavian goddess, Vanadis.", 5, 4, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Chromium", "Cr", "24", "51.9961", "7.18", "2130", "2945", "130", "118", "52 (+6e) 63 (+3e)", "7.23", "0.488", "21", "342", "93.9", "460.00", "1.66", "652.4", "6, 3, 2, 0", "[Ar] 3d⁵ 4s¹", "BCC", "2.880", "n/a", "Very hard, crystalline, steel-gray metal", "1797 (France)", "Louis Vauquelin", "Greek: chroma (color).", 6, 4, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Manganese", "Mn", "25", "54.93805", "7.21", "1517", "2235", "135", "117", "46 (+7e) 80 (+2e)", "7.39", "0.477", "(13.4)", "221", "(7.8)", "400.00", "1.55", "716.8", "7, 6, 4, 3, 2, 0, -1", "[Ar] 3d⁵ 4s²", "CUB", "8.890", "n/a", "Hard, brittle, gray-white metal", "1774 (Sweden)", "Johann Gahn", "Latin: magnes (magnet); Italian: manganese.", 7, 4, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Iron", "Fe", "26", "55.847", "7.874", "1808", "3023", "126", "117", "64 (+3e) 74 (+2e)", "7.1", "0.443", "13.8", "~340", "80.4", "460.00", "1.83", "759.1", "6, 3, 2, 0, -2", "[Ar] 3d⁶ 4s²", "BCC", "2.870", "n/a", "Malleable, ductile, silvery-white metal", "n/a (Unknown)", "Known to the ancients.", "Anglo-Saxon: iron; symbol from Latin: ferrum (iron).", 8, 4, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Cobalt", "Co", "27", "58.9332", "8.9", "1768", "3143", "125", "116", "63 (+3e) 72 (+2e)", "6.7", "0.456", "15.48", "389.1", "100", "385.00", "1.88", "758.1", "3, 2, 0, -1", "[Ar] 3d⁷ 4s²", "HEX", "2.510", "n/a", "Hard, ductile, lustrous bluish-gray metal", "1739 (Sweden)", "George Brandt", "German: kobold (goblin).", 9, 4, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Nickel", "Ni", "28", "58.6934", "8.902", "1726", "3005", "124", "115", "69 (+2e)", "6.6", "0.443", "17.61", "378.6", "90.9", "375.00", "1.91", "736.2", "3, 2, 0", "[Ar] 3d⁸ 4s²", "FCC", "3.520", "n/a", "Hard, malleable, silvery-white metal", "1751 (Sweden)", "Axel Cronstedt", "German: kupfernickel (false copper).", 10, 4, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Copper", "Cu", "29", "63.546", "8.96", "1356.6", "2840", "128", "117", "72 (+2e) 96 (+1e)", "7.1", "0.385", "13.01", "304.6", "401", "315.00", "1.90", "745.0", "2, 1", "[Ar] 3d¹⁰ 4s¹", "FCC", "3.610", "n/a", "Malleable, ductile, reddish-brown metal", "n/a (Unknown)", "Known to the ancients.", "Symbol from Latin: cuprum (island of Cyprus famed for its copper mines).", 11, 4, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Zinc", "Zn", "30", "65.39", "7.133", "692.73", "1180", "138", "125", "74 (+2e)", "9.2", "0.388", "7.28", "114.8", "116", "234.00", "1.65", "905.8", "2", "[Ar] 3d¹⁰ 4s²", "HEX", "2.660", "n/a", "Bluish-silver, ductile metal", "n/a (Germany)", "Known to the ancients.", "German: zink (German for tin).", 12, 4, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Gallium", "Ga", "31", "69.723", "5.91", "302.93", "2676", "141", "126", "62 (+3e) 81 (+1e)", "11.8", "0.372", "5.59", "270.3", "28.1", "240.00", "1.81", "578.7", "3", "[Ar] 3d¹⁰ 4s² 4p¹", "ORC", "4.510", "n/a", "Soft, blue-white metal", "1875 (France)", "Paul-Emile Lecoq de Boisbaudran", "Latin: Gallia (France).", 13, 4, 0x7FFFFFFF, 0x0, 0xC000, 0xFFFF], ["Germanium", "Ge", "32", "72.61", "5.323", "1210.6", "3103", "137", "122", "53 (+4e) 73 (+2e)", "13.6", "0.322", "36.8", "328", "60.2", "360.00", "2.01", "760.0", "4", "[Ar] 3d¹⁰ 4s² 4p²", "DIA", "5.660", "n/a", "Grayish-white metal", "1886 (Germany)", "Clemens Winkler", "Latin: Germania (Germany).", 14, 4, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Arsenic", "As", "33", "74.92159", "5.73 (grey arsenic)", "1090", "876", "139", "120", "46 (+5e) 222 (-3e)", "13.1", "0.328", "n/a", "32.4", "(50.2)", "285.00", "2.18", "946.2", "5, 3, -2", "[Ar] 3d¹⁰ 4s² 4p³", "RHL", "4.130", "n/a", "Steel gray, brittle semimetal", "n/a (Unknown)", "Known to the ancients.", "Greek: arsenikon; Latin: arsenicum, (both names for yellow pigment).", 15, 4, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Selenium", "Se", "34", "78.96", "4.79", "490", "958.1", "140", "116", "42 (+6e) 191 (-2e)", "16.5", "0.321 (Se-Se)", "5.23", "59.7", "0.52", "n/a", "2.55", "940.4", "6, 4, -2", "[Ar] 3d¹⁰ 4s² 4p⁴", "HEX", "4.360", "n/a", "A soft metalloid similar to sulfur", "1818 (Sweden)", "Jons Jacob Berzelius", "Greek: selene (moon).", 16, 4, 0x7FFFFFFF, 0xAAAA, 0xFFFF, 0xAAAA], ["Bromine", "Br", "35", "79.904", "3.12", "265.9", "331.9", "n/a", "114", "47 (+5e) 196 (-1e)", "23.5", "0.473 (Br-Br)", "10.57 (Br-Br)", "29.56 (Br-Br)", "0.005", "n/a", "2.96", "1142.0", "7, 5, 3, 1, -1", "[Ar] 3d¹⁰ 4s² 4p⁵", "ORC", "6.670", "n/a", "Reddish-brown liquid", "1826 (France)", "Antoine J. Balard", "Greek: bromos (stench).", 17, 4, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Krypton", "Kr", "36", "83.8", "2.155 (@ -153°C)", "116.6", "120.85", "n/a", "112", "n/a", "32.2", "0.247", "n/a", "9.05", "0.0095", "n/a", "0.0", "1350.0", "2", "[Ar] 3d¹⁰ 4s² 4p⁶", "FCC", "5.720", "n/a", "Dense, colorless, odorless, and tasteless gas", "1898 (Great Britain)", "Sir William Ramsey, M.W. Travers", "Greek: kryptos (hidden).", 18, 4, 0x7FFFFFFF, 0xC000, 0x7000, 0x0], ["Rubidium", "Rb", "37", "85.4678", "1.532", "312.2", "961", "248", "216", "147 (+1e)", "55.9", "0.360", "2.20", "75.8", "58.2", "n/a", "0.82", "402.8", "1", "[Kr] 5s¹", "BCC", "5.590", "n/a", "Soft, silvery-white, highly reactive metal", "1861 (Germany)", "R. Bunsen, G. Kirchoff", "Latin: rubidus (deep red); the color its salts impart to flames.", 1, 5, 0x7FFFFFFF, 0x4444, 0x4444, 0xFFFF], ["Strontium", "Sr", "38", "87.62", "2.54", "1042", "1657", "215", "191", "112 (+2e)", "33.7", "0.301", "9.20", "144", "(35.4)", "n/a", "0.95", "549.0", "2", "[Kr] 5s²", "FCC", "6.080", "n/a", "Silvery, malleable metal", "1790 (Scotland)", "A. Crawford", "The Scottish town, Strontian.", 2, 5, 0x7FFFFFFF, 0xFFFF, 0x4444, 0x4444], ["Yttrium", "Y", "39", "88.90585", "4.47", "1795", "3611", "178", "162", "89.3 (+3e)", "19.8", "0.284", "11.5", "367", "(17.2)", "n/a", "1.22", "615.4", "3", "[Kr] 4d¹ 5s²", "HEX", "3.650", "1.571", "Silvery, ductile, fairly reactive metal", "1789 (Finland)", "Johann Gadolin", "The Swedish village, Ytterby, where one of its minerals was first found.", 3, 5, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Zirconium", "Zr", "40", "91.224", "6.506", "2125", "4650", "160", "145", "79 (+4e)", "14.1", "0.281", "19.2", "567", "22.7", "250.00", "1.33", "659.7", "4", "[Kr] 4d² 5s²", "HEX", "3.230", "1.593", "Gray-white, lustrous, corrosion-resistant metal", "1789 (Germany)", "Martin Klaproth", "The mineral, zircon.", 4, 5, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Niobium", "Nb", "41", "92.90638", "8.57", "2741", "5015", "146", "134", "69 (+5e)", "10.8", "0.268", "26.8", "680", "53.7", "275.00", "1.6", "663.6", "5, 3", "[Kr] 4d⁴ 5s¹", "BCC", "3.300", "n/a", "Shiny white, soft, ductile metal", "1801 (England)", "Charles Hatchet", "Niobe; daughter of the mythical Greek king Tantalus.", 5, 5, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Molybdenum", "Mo", "42", "95.94", "10.22", "2890", "4885", "139", "130", "62 (+6e) 70 (+4e)", "9.4", "0.251", "28", "~590", "(138)", "380.00", "2.16", "684.8", "6, 5, 4, 3, 2, 0", "[Kr] 4d⁵ 5s¹", "BCC", "3.150", "n/a", "Silvery white, hard metal", "1778 (Sweden)", "Carl Wilhelm Scheele", "Greek: molybdos (lead).", 6, 5, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Technetium", "Tc", "43", "97.9072", "11.5", "2445", "5150", "136", "127", "56 (+7e)", "8.5", "0.243", "23.8", "585", "50.6", "n/a", "1.9", "702.2", "7", "[Kr] 4d⁶ 5s¹", "HEX", "2.740", "1.604", "Silvery-gray metal", "1937 (Italy)", "Carlo Perrier, Emilio Segre", "Greek: technetos (artificial).", 7, 5, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Ruthenium", "Ru", "44", "101.07", "12.41", "2583", "4173", "134", "125", "67 (+4e)", "8.3", "0.238", "(25.5)", "n/a", "117.0", "n/a", "2.2", "710.3", "8, 6, 4, 3, 2, 0, -2", "[Kr] 4d⁷ 5s¹", "HEX", "2.700", "1.584", "Rare, silver-gray, extremely brittle metal", "1844 (Russia)", "Karl Klaus", "Latin: Ruthenia (Russia).", 8, 5, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Rhodium", "Rh", "45", "102.9055", "12.41", "2239", "4000", "134", "125", "68 (+3e)", "8.3", "0.244", "21.8", "494", "150", "n/a", "2.28", "719.5", "5, 4, 3, 2, 1, 0", "[Kr] 4d⁸ 5s¹", "FCC", "3.800", "n/a", "Silvery white, hard metal", "1803 (England)", "William Wollaston", "Greek: rhodon (rose). Its salts give a rosy solution.", 9, 5, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Palladium", "Pd", "46", "106.42", "12.02", "1825", "3413", "137", "128", "65 (+4e) 80 (+2e)", "8.9", "0.244", "17.24", "372.4", "71.8", "275.00", "2.20", "803.5", "4, 2, 0", "[Kr] 4d¹⁰", "FCC", "3.890", "n/a", "Silvery-white, soft, malleable and ductile metal", "1803 (England)", "William Wollaston", "Named after the asteroid, Pallas, discovered in 1803.", 10, 5, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Silver", "Ag", "47", "107.8682", "10.5", "1235.1", "2485", "144", "134", "89 (+2e) 126 (+1e)", "10.3", " 0.237", "11.95", "254.1", "429", "215.00", "1.93", "730.5", "2, 1", "[Kr] 4d¹⁰ 5s¹", "FCC", "4.090", "n/a", "Silvery-ductile, and malleable metal", "n/a (Unknown)", "Known to the ancients.", "Anglo-Saxon: siolful, (silver); symbol from Latin: argentium.", 11, 5, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Cadmium", "Cd", "48", "112.411", "8.65", "594.1", "1038", "154", "148", "97 (+2e)", "13.1", "0.232", "6.11", "59.1", "96.9", "120.00", "1.69", "867.2", "2", "[Kr] 4d¹⁰ 5s²", "HEX", "2.980", "1.886", "Soft, malleable, blue-white metal", "1817 (Germany)", "Fredrich Stromeyer", "Greek: kadmeia (ancient name for calamine (zinc oxide)).", 12, 5, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Indium", "In", "49", "114.818", "7.31", "429.32", "2353", "166", "144", "81 (+3e)", "15.7", "0.234", "3.24", "225.1", "81.8", "129.00", "1.78", "558.0", "3", "[Kr] 4d¹⁰ 5s² 5p¹", "TET", "4.590", "n/a", "Very soft, silvery-white metal", "1863 (Germany)", "Ferdinand Reich, T. Richter", "Latin: indicum (color indigo), the color it shows in a spectroscope.", 13, 5, 0x7FFFFFFF, 0x0, 0xC000, 0xFFFF], ["Tin", "Sn", "50", "118.71", "7.31", "505.1", "2543", "162", "141", "71 (+4e) 93 (+2)", "16.3", "0.222", "7.07", "296", "66.8", "170.00", "1.96", "708.2", "4, 2", "[Kr] 4d¹⁰ 5s² 5p²", "TET", "5.820", "n/a", "Silvery-white, soft, malleable and ductile metal", "n/a (Unknown)", "Known to the ancients.", "Named after Etruscan god, Tinia; symbol from Latin: stannum (tin).", 14, 5, 0x7FFFFFFF, 0x0, 0xC000, 0xFFFF], ["Antimony", "Sb", "51", "121.760", "6.691", "903.9", "1908", "159", "140", "62 (+6e) 245 (-3)", "18.4", "0.205", "20.08", "195.2", "24.43", "200.00", "2.05", "833.3", "5, 3, -2", "[Kr] 4d¹⁰ 5s² 5p³", "RHL", "4.510", "n/a", "Hard, silvery-white, brittle semimetal", "n/a (Unknown)", "Known to the ancients.", "Greek: anti and monos (not alone); symbol from mineral stibnite.", 15, 5, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Tellurium", "Te", "52", "127.6", "6.24", "722.7", "1263", "160", "136", "56 (+6e) 211 (-2e)", "20.5", "0.201", "17.91", "49.8", "14.3", "n/a", "2.1", "869.0", "6, 4, 2", "[Kr] 4d¹⁰ 5s² 5p⁴", "HEX", "4.450", "1.330", "Silvery-white, brittle semimetal", "1782 (Romania)", "Franz Joseph Meller von Reichenstein", "Latin: tellus (earth).", 16, 5, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Iodine", "I", "53", "126.90447", "4.93", "386.7", "457.5", "n/a", "133", "50 (+7e) 220 (-1e)", "25.7", "0.427 (I-I)", "15.52 (I-I)", "41.95 (I-I)", "(0.45)", "n/a", "2.66", "1008.3", "7, 5, 1, -1", "[Kr] 4d¹⁰ 5s² 5p⁵", "ORC", "7.720", "n/a", "Shiny, black nonmetallic solid", "1811 (France)", "Bernard Courtois", "Greek: iodes (violet colored).", 17, 5, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Xenon", "Xe", "54", "131.29", "3.52 (@ -109°C)", "161.3", "166.1", "n/a", "131", "n/a", "42.9", "0.158", "n/a", "12.65", "0.0057", "n/a", "0.0", "1170.0", "7", "[Kr] 4d¹⁰ 5s² 5p⁶", "FCC", "6.200", "n/a", "Heavy, colorless, and odorless noble gas", "1898 (England)", "Sir William Ramsay; M. W. Travers", "Greek: xenos (strange).", 18, 5, 0x7FFFFFFF, 0xC000, 0x7000, 0x0], ["Cesium", "Cs", "55", "132.90543", "1.873", "301.6", "951.6", "267", "235", "167 (+1e)", "70.0", "0.241", "2.09", "68.3", "35.9", "n/a", "0.79", "375.5", "1", "[Xe] 6s¹", "BCC", "6.050", "n/a", "Very soft, ductile, light gray metal", "1860 (Germany)", "Gustov Kirchoff, Robert Bunsen", "Latin: coesius (sky blue); for the blue lines of its spectrum.", 1, 6, 0x7FFFFFFF, 0x4444, 0x4444, 0xFFFF], ["Barium", "Ba", "56", "137.327", "3.5", "1002", "1910", "222", "198", "134 (+2e)", "39.0", "0.192", "7.66", "142.0", "(18.4)", "n/a", "0.89", "502.5", "2", "[Xe] 6s²", "BCC", "5.020", "n/a", "Soft, slightly malleable, silver-white metal", "1808 (England)", "Sir Humphrey Davy", "Greek: barys (heavy or dense).", 2, 6, 0x7FFFFFFF, 0xFFFF, 0x4444, 0x4444], ["Lanthanum", "La", "57", "138.9055", "6.15", "1194", "3730", "187", "169", "101.6 (+3e)", "22.5", "0.197", "8.5", "402", "13.4", "132.00", "1.10", "541.1", "3", "[Xe] 5d¹ 6s²", "HEX", "3.750", "1.619", "Silvery-white, soft, malleable, and ductile metal", "1839 (Sweden)", "Carl Mosander", "Greek: lanthanein (to be hidden).", 3, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Cerium", "Ce", "58", "140.115", "6.757", "1072", "3699", "181", "165", "92 (+4e) 103.4 (+3e)", "21.0", "0.205", "5.2", "398", "11.3", "n/a", "1.12", "540.1", "4, 3", "[Xe] 4f¹ 5d¹ 6s²", "FCC", "5.160", "n/a", "Malleable, ductile, iron-gray metal", "1803 (Sweden/Germany)", "W. von Hisinger, J. Berzelius, M. Klaproth", "Named after the asteroid, Ceres, discovered two years before the element.", 4, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Praseodymium", "Pr", "59", "140.90765", "6.773", "1204", "3785", "182", "165", "90 (+4e) 101.3 (+3e)", "20.8", "0.192", "11.3", "331", "12.5", "n/a", "1.13", "526.6", "4, 3", "[Xe] 4f³ 6s²", "HEX", "3.670", "1.614", "Silvery white, moderately soft, malleable, and ductile metal", "1885 (Austria)", "C.F. Aver von Welsbach", "Greek: prasios and didymos (green twin); from its green salts.", 5, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Neodymium", "Nd", "60", "144.24", "7.007", "1294", "3341", "182", "184", "99.5 (+3e)", "20.6", "0.205", "7.1", "289", "(16.5)", "n/a", "1.14", "531.5", "3", "[Xe] 4f⁴ 6s²", "HEX", "3.660", "1.614", "Silvery-white, rare-earth metal that oxidizes easily in air", "1925 (Austria)", "C.F. Aver von Welsbach", "Greek: neos and didymos (new twin).", 6, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Promethium", "Pm", "61", "144.9127", "7.2", "1441", "3000", "n/a", "163", "97.9 (+3e)", "n/a", "0.185", "n/a", "n/a", "17.9", "n/a", "0.0", "536", "3", "[Xe] 4f⁵ 6s²", "n/a", "n/a", "n/a", "", "1945 (United States)", "J.A. Marinsky, L.E. Glendenin, C.D. Coryell", "Named for the Greek god, Prometheus.", 7, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Samarium", "Sm", "62", "150.36", "7.520", "1350", "2064", "181", "162", "96.4 (+3e)", "19.9", "0.180", "8.9", "165", "(13.3)", "166.00", "1.17", "540.1", "3, 2", "[Xe] 4f⁶ 6s²", "RHL", "9.000", "n/a", "Silvery rare-earth metal", "1853 (France)", "Jean Charles Galissard de Marignac", "Named after the mineral samarskite.", 8, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Europium", "Eu", "63", "151.965", "5.243", "1095", "1870", "199", "185", "95 (+3e) 109 (+2e)", "28.9", "0.176", "n/a", "176", "13.9", "n/a", "0.0", "546.9", "3, 2", "[Xe] 4f⁷ 6s²", "BCC", "4.610", "n/a", "Soft, silvery-white metal", "1901 (France)", "Eugene-Antole Demarcay", "Named for the continent of Europe.", 9, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Gadolinium", "Gd", "64", "157.25", "7.900", "1586", "3539", "179", "161", "93.8 (+3e)", "19.9", "0.230", "n/a", "398", "(10.5)", "n/a", "1.20", "594.2", "3", "[Xe] 4f⁷ 5d¹ 6s²", "HEX", "3.640", "1.588", "Soft, ductile, silvery-white metal", "1880 (Switzerland)", "Jean de Marignac", "Named after the mineral gadolinite.", 10, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Terbium", "Tb", "65", "158.92534", "8.229", "1629", "3296", "180", "159", "84 (+4e) 92.3 (+3e)", "19.2", "0.183", "n/a", "389", "11.1", "n/a", "1.2", "569", "4, 3", "[Xe] 4f⁹ 6s²", "HEX", "3.600", "1.581", "Soft, ductile, silvery-gray, rare-earth metal", "1843 (Sweden)", "Carl Mosander", "Named after Ytterby, a village in Sweden.", 11, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Dysprosium", "Dy", "66", "162.50", "8.55", "1685", "2835", "180", "159", "90.8 (+3e)", "19.0", "0.173", "n/a", "291", "10.7", "n/a", "n/a", "567", "3", "[Xe] 4f¹⁰ 6s²", "HEX", "3.590", "1.573", "Soft. lustrous, silvery metal", "1886 (France)", "Paul-Emile Lecoq de Boisbaudran", "Greek: dysprositos (hard to get at).", 12, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Holmium", "Ho", "67", "164.93032", "8.795", "1747", "2968", "179", "158", "89.4 (+3e)", "18.7", "0.164", "n/a", "301", "(16.2)", "n/a", "1.23", "574", "3", "[Xe] 4f¹¹ 6s²", "HEX", "3.580", "1.570", "Fairly soft, malleable, lustrous, silvery metal", "1878 (Switzerland)", "J.L. Soret", "Holmia, the Latinized name for Stockholm, Sweden.", 13, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Erbium", "Er", "68", "167.26", "9.06", "1802", "3136", "178", "157", "88.1 (+3e)", "18.4", "0.168", "n/a", "317", "(14.5)", "n/a", "1.24", "581", "3", "[Xe] 4f¹² 6s²", "HEX", "3.560", "1.570", "Soft, malleable, silvery metal", "1843 (Sweden)", "Carl Mosander", "Named after the Swedish town, Ytterby.", 14, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Thulium", "Tm", "69", "168.93421", "9.321", "1818", "2220", "177", "156", "87 (+3e)", "18.1", "0.160", "n/a", "232", "(16.9)", "n/a", "1.25", "589", "3, 2", "[Xe] 4f¹³ 6s²", "HEX", "3.540", "1.570", "Soft, malleable, ductile, silvery metal", "1879 (Sweden)", "Per Theodor Cleve", "Thule, ancient name of Scandinavia.", 15, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Ytterbium", "Yb", "70", "173.04", "6.9654", "1097", "1466", "194", "n/a", "85.8 (+3e) 93 (+2e)", "24.8", "0.145", "3.35", "159", "(34.9)", "n/a", "1.1", "603", "3, 2", "[Xe] 4f¹⁴ 6s²", "FCC", "5.490", "n/a", "Silvery, lustrous, malleable, and ductile metal", "1878 (Switzerland)", "Jean de Marignac", "Named for the Swedish village of Ytterby.", 16, 9, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Lutetium", "Lu", "71", "174.967", "9.8404", "1936", "3668", "175", "156", "85 (+3e)", "17.8", "0.155", "n/a", "414", "(16.4)", "n/a", "1.27", "513", "3", "[Xe] 4f¹⁴ 5d¹ 6s²", "HEX", "3.510", "1.585", "Silvery-white, hard, dense, rare-earth metal", "1907 (France)", "Georges Urbain", "Named for the ancient name of Paris, Lutecia.", 3, 6, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Hafnium", "Hf", "72", "178.49", "13.31", "2503", "5470", "167", "144", "78 (+4e)", "13.6", "0.146", "(25.1)", "575", "23.0", "n/a", "1.3", "575.2", "4", "[Xe] 4f¹⁴ 5d² 6s²", "HEX", "3.200", "1.582", "Silvery, ductile metal", "1923 (Denmark)", "Dirk Coster, Georg von Hevesy", "Hafnia, the Latin name of Copenhagen.", 4, 6, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Tantalum", "Ta", "73", "180.9479", "16.654", "3269", "5698", "149", "134", "68 (+5e)", "10.9", "0.140", "24.7", "758", "57.5", "225.00", "1.5", "760.1", "5", "[Xe] 4f¹⁴ 5d³ 6s²", "BCC", "3.310", "n/a", "Gray, heavy, hard metal", "1802 (Sweden)", "Anders Ekeberg", "King Tantalus of Greek mythology, father of Niobe.", 5, 6, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Tungsten", "W", "74", "183.84", "19.3", "3680", "5930", "141", "130", "62 (+6e) 70 (+4e)", "9.53", "0.133", "(35)", "824", "173", "310.00", "1.7", "769.7", "6, 5, 4, 3, 2, 0", "[Xe] 4f¹⁴ 5d⁴ 6s²", "BCC", "3.160", "n/a", "Tough, steel-gray to white metal", "1783 (Spain)", "Juan Jose, Fausto Elhuyar", "Swedish: tung sten (heavy stone): symbol from its German name wolfram.", 6, 6, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Rhenium", "Re", "75", "186.207", "21.02", "3453", "5900", "137", "128", "53 (+7e) 72 (+4e)", "8.85", "0.138", "34", "704", "48.0", "416.00", "1.9", "759.1", "5, 4, 3, 2, -1", "[Xe] 4f¹⁴ 5d⁵ 6s²", "HEX", "2.760", "1.615", "Dense, silvery-white metal", "1925 (Germany)", "Walter Noddack, Ida Tacke, Otto Berg", "Latin: Rhenus, the Rhine River.", 7, 6, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Osmium", "Os", "76", "190.23", "22.57", "3327", "5300", "135", "126", "69 (+6e) 88 (+4e)", "8.43", "0.131", "31.7", "738", "(87.6)", "n/a", "2.2", "819.8", "8, 6, 4, 3, 2, 0, -2", "[Xe] 4f¹⁴ 5d⁶ 6s²", "HEX", "2.740", "1.579", "Blue-white, lustrous, hard metal", "1804 (England)", "Smithson Tenant", "Greek: osme (odor).", 8, 6, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Iridium", "Ir", "77", "192.22", "22.42", "2683", "4403", "136", "127", "68 (+4e)", "8.54", "0.133", "27.61", "604", "147", "430.00", "2.20", "868.1", "6, 4, 3, 2, 1, 0, -1", "[Xe] 4f¹⁴ 5d⁷ 6s²", "FCC", "3.840", "n/a", "White, brittle metal", "1804 (England/France)", "S.Tenant, A.F.Fourcory, L.N.Vauquelin, H.V.Collet-Descoltils", "Latin: iris (rainbow).", 9, 6, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Platinum", "Pt", "78", "195.08", "21.45", "2045", "4100", "139", "130", "65 (+4e) 80 (+2e)", "9.10", "0.133", "21.76", "~470", "71.6", "230.00", "2.28", "868.1", "4, 2, 0", "[Xe] 4f¹⁴ 5d⁹ 6s¹", "FCC", "3.920", "n/a", "Very heavy, soft, silvery-white metal", "1735 (Italy)", "Julius Scaliger", "Spanish: platina (little silver).", 10, 6, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Gold", "Au", "79", "196.96654", "19.3", "1337.58", "3080", "146", "134", "85 (+3e) 137 (+1e)", "10.2", "0.129", "12.68", "~340", "318", "170.00", "2.54", "889.3", "3, 1", "[Xe] 4f¹⁴ 5d¹⁰ 6s¹", "FCC", "4.080", "n/a", "Soft, malleable, yellow metal", "n/a (Unknown)", "Known to the ancients.", "Anglo-Saxon: geolo (yellow); symbol from Latin: aurum (shining dawn).", 11, 6, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Mercury", "Hg", "80", "200.59", "13.546 (@ +20°C)", "234.28", "629.73", "157", "149", "110 (+2e) 127 (+1e)", "14.8", "0.138", "2.295", "58.5", "8.3", "100.00", "2.00", "1006.0", "2, 1", "[Xe] 4f¹⁴ 5d¹⁰ 6s²", "RHL", "2.990", "n/a", "Heavy, silver-white metal that is in its liquid state at", "n/a (Unknown)", "Known to the ancients.", "The Roman god Mercury; symbol from Latin: hydrargyrus (liquid silver).", 12, 6, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Thallium", "Tl", "81", "204.3833", "11.85", "576.6", "1730", "171", "148", "95 (+3e) 147 (+1e)", "17.2", "0.128", "4.31", "162.4", "46.1", "96.00", "1.62", "588.9", "3, 1", "[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p¹", "HEX", "3.460", "1.599", "Soft, gray metal", "1861 (England)", "Sir William Crookes", "Greek: thallos (green twig), for a bright green line in its spectrum.", 13, 6, 0x7FFFFFFF, 0x0, 0xC000, 0xFFFF], ["Lead", "Pb", "82", "207.2", "11.35", "600.65", "2013", "175", "147", "84 (+4e) 120 (+2e)", "18.3", "0.159", "4.77", "177.8", "35.3", "88.00", "1.8", "715.2", "4, 2", "[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p²", "FCC", "4.950", "n/a", "Very soft, highly malleable and ductile, blue-white shiny metal", "n/a (Unknown)", "Known to the ancients.", "Anglo-Saxon: lead; symbol from Latin: plumbum.", 14, 6, 0x7FFFFFFF, 0x0, 0xC000, 0xFFFF], ["Bismuth", "Bi", "83", "208.98037", "9.747", "544.5", "1883", "170", "146", "74 (+5e) 96 (+3e)", "21.3", "0.124", "11.00", "172.0", "7.9", "120.00", "2.02", "702.9", "5, 3", "[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p³", "RHL", "4.750", "n/a", "Hard, brittle, steel-gray metal with a pinkish tinge", "n/a (Unknown)", "Known to the ancients.", "German: bisemutum, (white mass), Now spelled wismut.", 15, 6, 0x7FFFFFFF, 0x0, 0xC000, 0xFFFF], ["Polonium", "Po", "84", "208.9824", "9.32", "527", "1235", "176", "146", "67 (+6e)", "22.7", "0.125", "(10)", "(102.9)", "n/a", "n/a", "2.0", "813.1", "6, 4, 2", "[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁴", "SC", "3.350", "n/a", "Silvery-gray metal", "1898 (France/Poland)", "Pierre and Marie Curie-Sklodowska", "Named for Poland, native country of Marie Curie.", 16, 6, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Astatine", "At", "85", "209.9871", "n/a", "575", "610", "n/a", "(145)", "62 (+7e)", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "2.2", "916.3", "7, 5, 3, 1, -1", "[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁵", "n/a", "n/a", "n/a", "Unstable, radioactive halogen", "1940 (United States)", "D.R.Corson, K.R.MacKenzie, E. Segre", "Greek: astatos (unstable).", 17, 6, 0x7FFFFFFF, 0xFFFF, 0x4444, 0xFFFF], ["Radon", "Rn", "86", "222.0176", "4.4 (@ -62°C)", "202", "211.4", "n/a", "n/a", "n/a", "n/a", "0.094", "n/a", "18.1", "0.0036", "n/a", "n/a", "1036.5", "n/a", "[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁶", "FCC", "n/a", "n/a", "Heavy radioactive gas", "1898 (Germany)", "Fredrich Ernst Dorn", "Variation of the name of another element, radium.", 18, 6, 0x7FFFFFFF, 0xC000, 0x7000, 0x0], ["Francium", "Fr", "87", "223.0197", "n/a", "300", "950", "n/a", "n/a", "180 (+1e)", "n/a", "n/a", "15", "n/a", "n/a", "n/a", "0.7", "~375", "2", "[Rn] 7s¹", "BCC", "n/a", "n/a", "n/a", "1939 (France)", "Marguerite Derey", "Named for France, the nation of its discovery.", 1, 7, 0x7FFFFFFF, 0x4444, 0x4444, 0xFFFF], ["Radium", "Ra", "88", "226.0254", "(5.5)", "973", "1413", "n/a", "n/a", "143 (+2e)", "45.0", "0.120", "(9.6)", "(113)", "(18.6)", "n/a", "0.9", "509.0", "2", "[Rn] 7s²", "n/a", "n/a", "n/a", "Silvery white, radioactive element", "1898 (France/Poland)", "Pierre and Marie Curie-Sklodowska", "Latin: radius (ray).", 2, 7, 0x7FFFFFFF, 0xFFFF, 0x4444, 0x4444], ["Actinium", "Ac", "89", "227.0278", "n/a", "1320", "3470", "188", "n/a", "118 (+3e)", "22.54", "n/a", "(10.5)", "(292.9)", "n/a", "n/a", "1.1", "665.5", "3", "[Rn] 6d¹ 7s²", "FCC", "5.310", "n/a", "Heavy, Silvery-white metal that is very radioactive", "1899 (France)", "Andre-Louis Debierne", "Greek: akis, aktinos (ray).", 3, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Thorium", "Th", "90", "232.0381", "11.78", "2028", "5060", "180", "165", "102 (+4e)", "19.8", "0.113", "16.11", "513.7", "(54.0)", "100.00", "1.3", "670.4", "4", "[Rn] 6d² 7s²", "FCC", "5.080", "n/a", "Gray, soft, malleable, ductile, radioactive metal", "1828 (Sweden)", "Jons Jacob Berzelius", "Named for Thor, Norse god of thunder.", 4, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Protactinium", "Pa", "91", "231.03588", "15.37", "2113", "4300", "161", "n/a", "89 (+5e) 113 (+3e)", "15.0", "0.121", "16.7", "481.2", "n/a", "n/a", "1.5", "n/a", "5, 4", "[Rn] 5f² 6d¹ 7s²", "TET", "3.920", "n/a", "Silvery-white, radioactive metal", "1917 (England/France)", "Fredrich Soddy, John Cranston, Otto Hahn, Lise Meitner", "Greek: proto and actinium (parent of actinium); it forms actinium when it radioactively decays.", 5, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Uranium", "U", "92", "238.0289", "19.05", "1405.5", "4018", "138", "142", "80 (+6e) 97 (+4e)", "12.5", "0.115", "12.6", "417", "27.5", "n/a", "1.38", "686.4", "6, 5, 4, 3", "[Rn] 5f³ 6d¹ 7s²", "ORC", "2.850", "n/a", "Silvery-white, dense, ductile and malleable, radioactive metal.", "1789 (Germany)", "Martin Klaproth", "Named for the planet Uranus.", 6, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Neptunium", "Np", "93", "237.048", "20.25", "913", "4175", "130", "n/a", "95 (+4e) 110 (+3e)", "21.1", "n/a", "(9.6)", "336", "(6.3)", "n/a", "1.36", "n/a", "6, 5, 4, 3", "[Rn] 5f⁴ 6d¹ 7s²", "ORC", "4.720", "n/a", "Silvery metal", "1940 (United States)", "E.M. McMillan, P.H. Abelson", "Named for the planet Neptune.", 7, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Plutonium", "Pu", "94", "244.0642", "19.84", "914", "3505", "151", "n/a", "93 (+4e) 108 (+3e)", "n/a", "n/a", "2.8", "343.5", "(6.7)", "n/a", "1.28", "491.9", "6, 5, 4, 3", "[Rn] 5f⁶ 7s²", "MCL", "n/a", "n/a", "Silvery-white, radioactive metal", "1940 (United States)", "G.T.Seaborg, J.W.Kennedy, E.M.McMillan, A.C.Wohl", "Named for the planet Pluto.", 8, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Americium", "Am", "95", "243.0614", "13.67", "1267", "2880", "173", "n/a", "92 (+4e) 107 (+3e)", "20.8", "n/a", "(10.0)", "238.5", "n/a", "n/a", "1.3", "n/a", "6, 5, 4, 3", "[Rn] 5f⁷ 7s²", "n/a", "n/a", "n/a", "Silvery-white, radioactive metal", "1945 (United States)", "G.T.Seaborg, R.A.James, L.O.Morgan, A.Ghiorso", "Named for the American continent, by analogy with europium.", 9, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Curium", "Cm", "96", "247.0703", "13.51", "1340", "n/a", "299", "n/a", "n/a", "18.28", "n/a", "n/a", "n/a", "n/a", "n/a", "1.3", "(580)", "4, 3", "[Rn] 5f⁷ 6d¹ 7s²", "n/a", "n/a", "n/a", "Silvery, malleable, synthetic radioactive metal", "1944 (United States)", "G.T.Seaborg, R.A.James, A.Ghiorso", "Named in honor of Pierre and Marie Curie.", 10, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Berkelium", "Bk", "97", "247.0703", "13.25", "n/a", "n/a", "297", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "1.3", "(600)", "4, 3", "[Rn] 5f⁹ 7s²", "n/a", "n/a", "n/a", "Radionactive synthetic metal", "1949 (United States)", "G.T.Seaborg, S.G.Tompson, A.Ghiorso", "Named after Berkeley, California the city of its discovery.", 11, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Californium", "Cf", "98", "251.0796", "15.1", "900", "n/a", "295", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "1.3", "(610)", "4, 3", "[Rn] 5f¹⁰ 7s²", "n/a", "n/a", "n/a", "Powerful neutron emitter", "1950 (United States)", "G.T.Seaborg, S.G.Tompson, A.Ghiorso, K.Street Jr.", "Named after the state and University of California.", 12, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Einsteinium", "Es", "99", "252.083", "n/a", "n/a", "1130", "292", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "1.3", "(620)", "3", "[Rn] 5f¹¹ 7s²", "n/a", "n/a", "n/a", "Radioactive, synthetic metal", "1952 (United States)", "Argonne, Los Alamos, U of Calif", "Named in honor of the scientist Albert Einstein.", 13, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Fermium", "Fm", "100", "257.0951", "n/a", "1800", "n/a", "290", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "1.3", "(630)", "3", "[Rn] 5f¹² 7s²", "n/a", "n/a", "n/a", "Radioactive, synthetic metal", "1953 (United States)", "Argonne, Los Alamos, U of Calif", "Named in honor of the scientist Enrico Fermi.", 14, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Mendelevium", "Md", "101", "258.1", "n/a", "1100", "n/a", "287", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "1.3", "(635)", "3", "[Rn] 5f¹³ 7s²", "n/a", "n/a", "n/a", "Radioactive, synthetic metal", "1955 (United States)", "G.T.Seaborg, S.G.Tompson, A.Ghiorso, K.Street Jr.", "Named in honor of the scientist Dmitri Ivanovitch Mendeleyev, who devised the periodic table.", 15, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Nobelium", "No", "102", "259.1009", "n/a", "1100", "n/a", "285", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "1.3", "(640)", "3, 2", "[Rn] 5f¹⁴ 7s²", "n/a", "n/a", "n/a", "Radioactive, synthetic metal.", "1957 (Sweden)", "Nobel Institute for Physics", "Named in honor of Alfred Nobel, who invented dynamite and founded Nobel prize.", 16, 10, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Lawrencium", "Lr", "103", "262.11", "n/a", "n/a", "n/a", "282", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "3", "[Rn] 5f¹⁴ 6d¹ 7s²", "n/a", "n/a", "n/a", "Radioactive, synthetic metal", "1961 (United States)", "A.Ghiorso, T.Sikkeland, A.E.Larsh, R.M.Latimer", "Named in honor of Ernest O. Lawrence, inventor of the cyclotron.", 3, 7, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Rutherfordium", "Rf", "104", "[261]", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d² 7s²", "n/a", "n/a", "n/a", "Radioactive, synthetic metal", "1969 (United States)", "A. Ghiorso, et al", "Named in honor of Ernest Rutherford", 4, 7, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Dubnium", "Db", "105", "[262]", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d³ 7s²", "n/a", "n/a", "n/a", "Radioactive, synthetic metal", "1970 (United States)", "A. Ghiorso, et al", "Named in honor of Otto Hahn", 5, 7, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Seaborgium", "Sg", "106", "[266]", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d⁴ 7s²", "n/a", "n/a", "n/a", "Radioactive, synthetic metal", "1974 (USSR/United States)", "Soviet Nuclear Research/ U. of Cal at Berkeley", "Named in honor of Glenn Seaborg, American physical chemist known for research on transuranium elements.", 6, 7, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Bohrium", "Bh", "107", "[264]", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d⁵ 7s²", "n/a", "n/a", "n/a", "n/a", "Radioactive, synthetic metal", "1976 (Germany)", "Heavy Ion Research Laboratory (HIRL)", "Named in honor of Niels Bohr", 7, 7, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Hassium", "Hs", "108", "[269]", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d⁶ 7s²", "n/a", "n/a", "n/a", "n/a", "1984 (Germany)", "Heavy Ion Research Laboratory (HIRL)", "Named in honor of Henri Hess, Swiss born Russian chemist known for work in thermodydamics.", 8, 7, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Meitnerium", "Mt", "109", "[268]", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d⁷ 7s²", "n/a", "n/a", "n/a", "n/a", "1982 (Germany)", "Heavy Ion Research Laboratory (HIRL)", "Named in honor of Lise Mietner", 9, 7, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Ununnilium", "Uun", "110", "[269]", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d⁹ 7s¹", "n/a", "n/a", "n/a", "n/a", "1994 (Germany)", "Heavy Ion Research Laboratory (HIRL)", "Un (one) nun (one) nilium (zero)", 10, 7, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Unununium", "Uuu", "111", "[272]", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d¹⁰ 7s¹", "n/a", "n/a", "n/a", "n/a", "1994 (Germany)", "Heavy Ion Research Laboratory (HIRL)", "Un (one) nun (one) unium (one)", 11, 7, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Ununbium", "Uub", "112", "[277]", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d¹⁰ 7s²", "n/a", "n/a", "n/a", "n/a", "1996 (n/a)", "n/a", "n/a", 12, 7, 0x7FFFFFFF, 0xFFFF, 0xFFFF, 0xAAAA], ["Ununtrium", "Uut", "113", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p¹", "n/a", "n/a", "n/a", "n/a", "n/a (n/a)", "n/a", "n/a", 13, 7, 0x7FFFFFFF, 0xC000, 0xC000, 0xC000], ["Ununquadium", "Uuq", "114", "[289]", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p²", "n/a", "n/a", "n/a", "n/a", "1999 (n/a)", "n/a", "n/a", 14, 7, 0x7FFFFFFF, 0xC000, 0xC000, 0xC000], ["Ununpentium", "Uup", "115", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p³", "n/a", "n/a", "n/a", "n/a", "n/a (n/a)", "n/a", "n/a", 15, 7, 0x7FFFFFFF, 0xC000, 0xC000, 0xC000], ["Ununhexium", "Uuh", "116", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p⁴", "n/a", "n/a", "n/a", "n/a", "1999 (n/a)", "n/a", "n/a", 16, 7, 0x7FFFFFFF, 0xC000, 0xC000, 0xC000], ["Ununseptium", "Uus", "117", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p⁵", "n/a", "n/a", "n/a", "n/a", "n/a (n/a)", "n/a", "n/a", 17, 7, 0x7FFFFFFF, 0xC000, 0xC000, 0xC000], ["Ununoctium", "Uuo", "118", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "n/a", "[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p⁶", "n/a", "n/a", "n/a", "n/a", "1999 (n/a)", "n/a", "n/a", 18, 7, 0x7FFFFFFF, 0xC000, 0xC000, 0xC000], ]; // Keys and Names. Do not change order!!! $fields = array( "NAME" => "Name", "SYMBOL" => "Symbol", "NUMBER" => "Atomic Number", "WEIGHT" => "Atomic Weight (u.m)", "DENSITY" => "Density (g/cm³)", "MELTING" => "Melting Point (K)", "BOILING" => "Boiling Point (K)", "ATOMIC_RADIUS" => "Atomic Radius (pm)", "COVALENT_RADIUS" => "Covalent Radius (pm)", "IONIC_RADIUS" => "Ionic Radius (pm)", "ATOMIC_VOLUME" => "Atomic Volume (cm³/mol)", "SPECIFIC_HEAT" => "Specific Heat (@ 20°C J/g mol)", "FUSION_HEAT" => "Fusion Heat (kJ/mol)", "EVAPORATION_HEAT" => "Evaporation Heat (kJ/mol)", "TERMAL_CONDUCTIVITY" => "Termal Conductivity (@ 25°C W/m K)", "DEBYE_TEMP" => "Debye temperature (K)", "PAULING" => "Pauling Negativity Number", "ENERGY" => "First Ionizing Energy (kJ/mol)", "OXIDATION" => "Oxidation states", "CONFIGURATION" => "Electronic Configuration", "LATTICE" => "Lattice structure", "LATTICE_CONSTANT" => "Lattice constant (Å)", "LATTICE_CA_RATIO" => "Lattice c/a ratio", "APPEARANCE" => "Appearance", "DISCOVERY_DATE" => "Discovery date", "DISCOVERED_BY" => "Discovered by", "NAMED_AFTER" => "Named after", "X_POS" => "Position X", "Y_POS" => "Position Y", "PIXEL_DEPTH" => "Pixel depth", "RED" => "Red", "GREEN" => "Green", "BLUE" => "Blue", ); // Keys you don't want $exclude = ["X_POS", "Y_POS", "PIXEL_DEPTH", "RED", "GREEN", "BLUE"]; // Filter & process $out = []; $keys = array_keys($fields); foreach ($table as $row) { // Make assoc array $elem = array_combine($keys, $row); // Remove excluded $elem = array_diff_key($elem, array_flip($exclude)); $out[] = $elem; } // Export $for_json = array( 'labels' => $fields, 'elements' => $out ); echo json_encode($for_json, JSON_PRETTY_PRINT); // remove JSON_PRETTY_PRINT for compact output