chem.elements = { enableLinks = false, classes = { AlkaliMetal = 1, AlkaliEarthMetal = 2, TransitionMetal = 3, Metal = 4, Lanthanoids = 5, Actinoids = 6, Metalloid = 7, NonMetal = 8, NobleGas = 9, }, states = { Solid = 1, Liquid = 2, Gas = 3, Unknown = 4, }, lookUp = { deu = { }, eng = { }, }, pse = { }, } local elements = { -- Symbol = Number, Mass, Name, Electronegativity, State, Radioactivity, Class [ "H" ] = { 1, 1.0079, { deu = "Wasserstoff", eng = "Hydrogen", }, 2.2, chem.elements.states.Gas, false, chem.elements.classes.NonMetal, }, [ "He" ] = { 2, 4.0026, { deu = "Helium", eng = "Helium", }, 0, chem.elements.states.Gas, false, chem.elements.classes.NobleGas, }, [ "Li" ] = { 3, 6.9675, { deu = "Lithium", eng = "Lithium", }, 0.98, chem.elements.states.Solid, false, chem.elements.classes.AlkaliMetal, }, [ "Be" ] = { 4, 9.0122, { deu = "Beryllium", eng = "Beryllium", }, 1.57, chem.elements.states.Solid, false, chem.elements.classes.AlkaliEarthMetal, }, [ "B" ] = { 5, 10.813, { deu = "Bor", eng = "Boron", }, 2.04, chem.elements.states.Solid, false, chem.elements.classes.Metalloid, }, [ "C" ] = { 6, 12.011, { deu = "Kohlenstoff", eng = "Carbon", }, 2.55, chem.elements.states.Solid, false, chem.elements.classes.NonMetal, }, [ "N" ] = { 7, 14.007, { deu = "Stickstoff", eng = "Nitrogen", }, 3.04, chem.elements.states.Gas, false, chem.elements.classes.NonMetal, }, [ "O" ] = { 8, 15.999, { deu = "Sauerstoff", eng = "Oxygen", }, 3.44, chem.elements.states.Gas, false, chem.elements.classes.NonMetal, }, [ "F" ] = { 9, 18.998, { deu = "Fluor", eng = "Fluorine", }, 3.98, chem.elements.states.Gas, false, chem.elements.classes.NonMetal, }, [ "Ne" ] = { 10, 20.180, { deu = "Neon", eng = "Neon", }, 0, chem.elements.states.Gas, false, chem.elements.classes.NobleGas, }, [ "Na" ] = { 11, 22.990, { deu = "Natrium", eng = "Sodium", }, 0.93, chem.elements.states.Solid, false, chem.elements.classes.AlkaliMetal, }, [ "Mg" ] = { 12, 24.305, { deu = "Magnesium", eng = "Magnesium", }, 1.31, chem.elements.states.Solid, false, chem.elements.classes.AlkaliEarthMetal, }, [ "Al" ] = { 13, 26.981, { deu = "Aluminium", eng = "Aluminium", }, 1.61, chem.elements.states.Solid, false, chem.elements.classes.Metal, }, [ "Si" ] = { 14, 28.085, { deu = "Silicium", eng = "Silicon", }, 1.9, chem.elements.states.Solid, false, chem.elements.classes.Metalloid, }, [ "P" ] = { 15, 30.974, { deu = "Phosphor", eng = "Phosphorus", }, 2.19, chem.elements.states.Solid, false, chem.elements.classes.NonMetal, }, [ "S" ] = { 16, 32.067, { deu = "Schwefel", eng = "Sulfur", }, 2.58, chem.elements.states.Solid, false, chem.elements.classes.NonMetal, }, [ "Cl" ] = { 17, 35.451, { deu = "Chlor", eng = "Chlorine", }, 3.16, chem.elements.states.Gas, false, chem.elements.classes.NonMetal, }, [ "Ar" ] = { 18, 39.948, { deu = "Argon", eng = "Argon", }, 0.82, chem.elements.states.Gas, false, chem.elements.classes.NobleGas, }, [ "K" ] = { 19, 39.098, { deu = "Kalium", eng = "Potassium", }, 0.82, chem.elements.states.Solid, false, chem.elements.classes.AlkaliMetal, }, [ "Ca" ] = { 20, 40.078, { deu = "Calcium", eng = "Calcium", }, 1.0, chem.elements.states.Solid, false, chem.elements.classes.AlkaliEarthMetal, }, [ "Sc" ] = { 21, 44.956, { deu = "Scandium", eng = "Scandium", }, 1.36, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Ti" ] = { 22, 47.867, { deu = "Titan", eng = "Titanium", }, 1.54, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "V" ] = { 23, 50.941, { deu = "Vanadium", eng = "Vanadium", }, 1.63, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Cr" ] = { 24, 51.996, { deu = "Chrom", eng = "Chromium", }, 1.66, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Mn" ] = { 25, 54.938, { deu = "Mangan", eng = "Manganese", }, 1.55, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Fe" ] = { 26, 55.845, { deu = "Eisen", eng = "Iron", }, 1.83, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Co" ] = { 27, 58.933, { deu = "Cobalt", eng = "Cobalt", }, 1.91, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Ni" ] = { 28, 58.693, { deu = "Nickel", eng = "Nickel", }, 1.88, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Cu" ] = { 29, 63.546, { deu = "Kupfer", eng = "Copper", }, 1.9, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Zn" ] = { 30, 65.380, { deu = "Zink", eng = "Zinc", }, 1.65, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Ga" ] = { 31, 69.723, { deu = "Gallium", eng = "Gallium", }, 1.81, chem.elements.states.Solid, false, chem.elements.classes.Metal, }, [ "Ge" ] = { 32, 72.631, { deu = "Germanium", eng = "Germanium", }, 2.01, chem.elements.states.Solid, false, chem.elements.classes.Metalloid, }, [ "As" ] = { 33, 74.922, { deu = "Arsen", eng = "Arsenic", }, 2.18, chem.elements.states.Solid, false, chem.elements.classes.Metalloid, }, [ "Se" ] = { 34, 78.972, { deu = "Selen", eng = "Selenium", }, 2.55, chem.elements.states.Solid, false, chem.elements.classes.NonMetal, }, [ "Br" ] = { 35, 79.904, { deu = "Brom", eng = "Bromine", }, 2.96, chem.elements.states.Liquid, false, chem.elements.classes.NonMetal, }, [ "Kr" ] = { 36, 83.798, { deu = "Krypton", eng = "Krypton", }, 0, chem.elements.states.Gas, false, chem.elements.classes.NobleGas, }, [ "Rb" ] = { 37, 85.468, { deu = "Rubidium", eng = "Rubidium", }, 0.82, chem.elements.states.Solid, false, chem.elements.classes.AlkaliMetal, }, [ "Sr" ] = { 38, 87.620, { deu = "Strontnium", eng = "Strontnium", }, 0.95, chem.elements.states.Solid, false, chem.elements.classes.AlkaliEarthMetal, }, [ "Y" ] = { 39, 88.906, { deu = "Yttrium", eng = "Yttrium", }, 1.22, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Zr" ] = { 40, 91.224, { deu = "Zirconium", eng = "Zirconium", }, 1.33, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Nb" ] = { 41, 92.906, { deu = "Niob", eng = "Niobium", }, 1.6, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Mo" ] = { 42, 95.95, { deu = "Molybdän", eng = "Molybdenum", }, 2.16, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Tc" ] = { 43, 97, { deu = "Technetium", eng = "Technetium", }, 1.9, chem.elements.states.Solid, true, chem.elements.classes.TransitionMetal, }, [ "Ru" ] = { 44, 101.07, { deu = "Ruthenium", eng = "Ruthenium", }, 2.2, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Rh" ] = { 45, 102.905, { deu = "Rhodium", eng = "Rhodium", }, 2.28, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Pd" ] = { 46, 106.42, { deu = "Palladium", eng = "Palladium", }, 2.2, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Ag" ] = { 47, 107.686, { deu = "Silber", eng = "Silver", }, 1.93, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Cd" ] = { 48, 112.414, { deu = "Cadmium", eng = "Cadmium", }, 1.69, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "In" ] = { 49, 114.818, { deu = "Indium", eng = "Indium", }, 1.78, chem.elements.states.Solid, false, chem.elements.classes.Metal, }, [ "Sn" ] = { 50, 118.711, { deu = "Zinn", eng = "Tin", }, 1.96, chem.elements.states.Solid, false, chem.elements.classes.Metal, }, [ "Sb" ] = { 51, 121.760, { deu = "Antimon", eng = "Antimony", }, 2.05, chem.elements.states.Solid, false, chem.elements.classes.Metalloid, }, [ "Te" ] = { 52, 127.60, { deu = "Tellur", eng = "Tellurium", }, 2.66, chem.elements.states.Solid, false, chem.elements.classes.Metalloid, }, [ "I" ] = { 53, 126.904, { deu = "Iod", eng = "Iodine", }, 2.1, chem.elements.states.Solid, false, chem.elements.classes.NonMetal, }, [ "Xe" ] = { 54, 131.294, { deu = "Xenon", eng = "Xenon", }, 2.6, chem.elements.states.Gas, false, chem.elements.classes.NobleGas, }, [ "Cs" ] = { 55, 132.906, { deu = "Caesium", eng = "Caesium", }, 0.79, chem.elements.states.Solid, false, chem.elements.classes.AlkaliMetal, }, [ "Ba" ] = { 56, 137.328, { deu = "Barium", eng = "Barium", }, 0.89, chem.elements.states.Solid, false, chem.elements.classes.AlkaliEarthMetal, }, [ "La" ] = { 57, 138.906, { deu = "Lanthan", eng = "Lanthanum", }, 1.1, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Ce" ] = { 58, 140.116, { deu = "Cer", eng = "Cerium", }, 1.12, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Pr" ] = { 59, 140.908, { deu = "Praseodym", eng = "Praseodymium", }, 1.13, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Nd" ] = { 60, 144.242, { deu = "Neodym", eng = "Neodymium", }, 1.14, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Pm" ] = { 61, 145, { deu = "Promethium", eng = "Promethium", }, 1.13, chem.elements.states.Solid, true, chem.elements.classes.Lanthanoids, }, [ "Sm" ] = { 62, 150.360, { deu = "Samarium", eng = "Samarium", }, 1.17, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Eu" ] = { 63, 151.964, { deu = "Europium", eng = "Europium", }, 1.2, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Gd" ] = { 64, 157.25, { deu = "Gadolinium", eng = "Gadolinium", }, 1.2, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Tb" ] = { 65, 158.925, { deu = "Terbium", eng = "Terbium", }, 1.1, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Dy" ] = { 66, 162.500, { deu = "Dysprosium", eng = "Dysprosium", }, 1.22, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Ho" ] = { 67, 164.930, { deu = "Holmium", eng = "Holmium", }, 1.23, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Er" ] = { 68, 167.259, { deu = "Erbium", eng = "Erbium", }, 1.24, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Tm" ] = { 69, 168.934, { deu = "Thulium", eng = "Thulium", }, 1.25, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Yb" ] = { 70, 173.045, { deu = "Ytterbium", eng = "Ytterbium", }, 1.1, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Lu" ] = { 71, 174.967, { deu = "Lutetium", eng = "Lutetium", }, 1.27, chem.elements.states.Solid, false, chem.elements.classes.Lanthanoids, }, [ "Hf" ] = { 72, 178.49, { deu = "Hafnium", eng = "Hafnium", }, 1.3, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Ta" ] = { 73, 180.948, { deu = "Tantal", eng = "Tantalum", }, 1.5, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "W" ] = { 74, 183.84, { deu = "Wolfram", eng = "Tungsten", }, 2.36, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Re" ] = { 75, 186.207, { deu = "Rhenium", eng = "Rhenium", }, 1.9 , chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Os" ] = { 76, 190.23, { deu = "Osmium", eng = "Osmium", }, 2.2, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Ir" ] = { 77, 192.217, { deu = "Iridium", eng = "Iridium", }, 2.2, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Pt" ] = { 78, 195.085, { deu = "Platin", eng = "Platinum", }, 2.28, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Au" ] = { 79, 196.967, { deu = "Gold", eng = "Gold", }, 2.54, chem.elements.states.Solid, false, chem.elements.classes.TransitionMetal, }, [ "Hg" ] = { 80, 200.592, { deu = "Quecksilber", eng = "Mercury", }, 1.9, chem.elements.states.Liquid, false, chem.elements.classes.TransitionMetal, }, [ "Tl" ] = { 81, 204.384, { deu = "Thallium", eng = "Thallium", }, 1.62, chem.elements.states.Solid, false, chem.elements.classes.Metal, }, [ "Pb" ] = { 82, 207.2, { deu = "Blei", eng = "Lead", }, 2.33, chem.elements.states.Solid, false, chem.elements.classes.Metal, }, [ "Bi" ] = { 83, 208.980, { deu = "Bismut", eng = "Bismuth", }, 2.02, chem.elements.states.Solid, true, chem.elements.classes.Metal, }, [ "Po" ] = { 84, 209.98, { deu = "Polonium", eng = "Polonium", }, 2.0, chem.elements.states.Solid, true, chem.elements.classes.Metal, }, [ "At" ] = { 85, 210, { deu = "Astat", eng = "Astatine", }, 2.2, chem.elements.states.Solid, true, chem.elements.classes.Metal, }, [ "Rn" ] = { 86, 222, { deu = "Radon", eng = "Radon", }, 0, chem.elements.states.Gas, true, chem.elements.classes.NobleGas, }, [ "Fr" ] = { 87, 223, { deu = "Francium", eng = "Francium", }, 0.7, chem.elements.states.Solid, true, chem.elements.classes.AlkaliMetal, }, [ "Ra" ] = { 88, 226, { deu = "Radium", eng = "Radium", }, 0.89, chem.elements.states.Solid, true, chem.elements.classes.AlkaliEarthMetal, }, [ "Ac" ] = { 89, 227, { deu = "Actinium", eng = "Actinium", }, 1.1, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Th" ] = { 90, 232.038, { deu = "Thorium", eng = "Thorium", }, 1.5, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Pa" ] = { 91, 231.036, { deu = "Protactinium", eng = "Protactinium", }, 1.3, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "U" ] = { 92, 238.029, { deu = "Uran", eng = "Uranium", }, 1.36, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Np" ] = { 93, 237, { deu = "Neptunium", eng = "Neptunium", }, 1.38, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Pu" ] = { 94, 244, { deu = "Plutonium", eng = "Plutonium", }, 1.3, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Am" ] = { 95, 243, { deu = "Americium", eng = "Americium", }, 1.28, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Cm" ] = { 96, 247, { deu = "Curium", eng = "Curium", }, 1.3, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Bk" ] = { 97, 247, { deu = "Berkelium", eng = "Berkelium", }, 1.3, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Cf" ] = { 98, 251, { deu = "Californium", eng = "Californium", }, 1.3, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Es" ] = { 99, 252, { deu = "Einsteinium", eng = "Einsteinium", }, 1.3, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Fm" ] = { 100, 257, { deu = "Fermium", eng = "Fermium", }, 1.3, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Md" ] = { 101, 258, { deu = "Mendelevium", eng = "Mendelevium", }, 1.3, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "No" ] = { 102, 259, { deu = "Nobelium", eng = "Nobelium", }, 1.3, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Lr" ] = { 103, 262, { deu = "Lawrencium", eng = "Lawrencium", }, 1.3, chem.elements.states.Solid, true, chem.elements.classes.Actinoids, }, [ "Rf" ] = { 104, 267, { deu = "Rutherfordium", eng = "Rutherfordium", }, nil, chem.elements.states.Solid, true, chem.elements.classes.TransitionMetal, }, [ "Db" ] = { 105, 269, { deu = "Dubnium", eng = "Dubnium", }, nil, chem.elements.states.Solid, true, chem.elements.classes.TransitionMetal, }, [ "Sg" ] = { 106, 270, { deu = "Seaborgium", eng = "Seaborgium", }, nil, chem.elements.states.Solid, true, chem.elements.classes.TransitionMetal, }, [ "Bh" ] = { 107, 272, { deu = "Bohrium", eng = "Bohrium", }, nil, chem.elements.states.Solid, true, chem.elements.classes.TransitionMetal, }, [ "Hs" ] = { 108, 273, { deu = "Hassium", eng = "Hassium", }, nil, chem.elements.states.Solid, true, chem.elements.classes.TransitionMetal, }, [ "Mt" ] = { 109, 277, { deu = "Meitnerium", eng = "Meitnerium", }, nil, chem.elements.states.Solid, true, chem.elements.classes.TransitionMetal, }, [ "Ds" ] = { 110, 281, { deu = "Darmstadtium", eng = "Darmstadtium", }, nil, chem.elements.states.Solid, true, chem.elements.classes.TransitionMetal, }, [ "Rg" ] = { 111, 281, { deu = "Roentgenium", eng = "Roentgenium", }, nil, chem.elements.states.Solid, true, chem.elements.classes.TransitionMetal, }, [ "Cn" ] = { 112, 285, { deu = "Copernicium", eng = "Copernicium", }, nil, chem.elements.states.Unknown, true, chem.elements.classes.TransitionMetal, }, [ "Nh" ] = { 113, 286, { deu = "Nihonium", eng = "Nihonium", }, nil, chem.elements.states.Unknown, true, chem.elements.classes.Metal, }, [ "Fl" ] = { 114, 289, { deu = "Flerovium", eng = "Flerovium", }, nil, chem.elements.states.Unknown, true, chem.elements.classes.Metal, }, [ "Mc" ] = { 115, 288, { deu = "Moscovium", eng = "Moscovium", }, nil, chem.elements.states.Unknown, true, chem.elements.classes.Metal, }, [ "Lv" ] = { 116, 293, { deu = "Livermorium", eng = "Livermorium", }, nil, chem.elements.states.Unknown, true, chem.elements.classes.Metal, }, [ "Ts" ] = { 117, 294, { deu = "Tenness", eng = "Tennessine", }, nil, chem.elements.states.Unknown, true, chem.elements.classes.Metal, }, [ "Og" ] = { 118, 294, { deu = "Oganesson", eng = "Oganesson", }, nil, chem.elements.states.Unknown, true, chem.elements.classes.NobleGas, }, } local classColours = { "magenta", "red", "orange", "yellow", "green", "lime", "cyan", "blue", "purple", } local stateShort = { "s", "l", "g", "?", } local function initElements ( ) for symbol, entry in pairs ( elements ) do local deu = ( entry [ 3 ].deu ):lower ( ) local eng = ( entry [ 3 ].eng ):lower ( ) chem.elements.lookUp.deu [ deu ] = symbol chem.elements.lookUp.eng [ eng ] = symbol chem.elements.pse [ symbol ] = { number = entry [ 1 ], mass = entry [ 2 ], name = entry [ 3 ], electronegativity = entry [ 4 ], state = entry [ 5 ], radioactive = entry [ 6 ], class = entry [ 7 ], } end end -- ToDo: Language, calculate mass from formula function chem.elements.printAnalysis ( formula, calculatedMass, gotThisMass ) tex.print ( "Elementaranalyse berechnet für " .. chem.getSimple ( formula ) .. ": " .. tostring ( calculatedMass ) .. ", gefunden: " .. tostring ( gotThisMass ) ) end function chem.elements.printEntry ( symbol ) local entry = chem.elements.pse [ symbol ] if entry then local radioactivity = "" local electronegativity = entry.electronegativity if entry.radioactive then radioactivity = "*" end if electronegativity then if electronegativity > 0 then electronegativity = tostring(electronegativity) else electronegativity = "—" end else electronegativity = "?" end local mass = entry.mass if ( mass % 1 ) > 0 then mass = tostring ( mass ) else mass = "(" .. tostring ( mass ) .. ")" end tex.print ( "\\relax\\cellcolor{" .. classColours [ entry.class ] .. "!25}\\relax\\hypertarget{table:PSE_" .. symbol .. "}{" .. tostring ( entry.number ) .. "}~\\hfill{" .. mass .. "}\\newline\\textbf{\\small " .. symbol .. radioactivity .. "}\\newline{\\mbox{\\fontsize{5}{6}\\selectfont " .. entry.name.deu .. "}}\\newline{" .. electronegativity .. "}~\\hfill{(" .. stateShort [ entry.state ] .. ")}" ) else tex.print("??") end end function chem.elements.printColours ( ) tex.print ( "\\textbf{Farben der Serien}" .. "\\newline{\\color{" .. classColours [ chem.elements.classes.AlkaliMetal ] .. "}$\\blacksquare$}~Alkalimetalle" .. "\\newline{\\color{" .. classColours [ chem.elements.classes.AlkaliEarthMetal ] .. "}$\\blacksquare$}~Erdalkalimetalle" .. "\\newline{\\color{" .. classColours [ chem.elements.classes.TransitionMetal ] .. "}$\\blacksquare$}~Übergangsmetalle" .. "\\newline{\\color{" .. classColours [ chem.elements.classes.Metal ] .. "}$\\blacksquare$}~Metalle" .. "\\newline{\\color{" .. classColours [ chem.elements.classes.Lanthanoids ] .. "}$\\blacksquare$}~Lanthanoide" .. "\\newline{\\color{" .. classColours [ chem.elements.classes.Actinoids ] .. "}$\\blacksquare$}~Actinoide" .. "\\newline{\\color{" .. classColours [ chem.elements.classes.Metalloid ] .. "}$\\blacksquare$}~Halbmetalle" .. "\\newline{\\color{" .. classColours [ chem.elements.classes.NonMetal ] .. "}$\\blacksquare$}~Nichtmetalle" .. "\\newline{\\color{" .. classColours [ chem.elements.classes.NobleGas ] .. "}$\\blacksquare$}~Edelgase" ) end function chem.elements.linkToPSE ( symbol, text ) if chem.elements.enableLinks then return "\\protect\\hyperlink{table:PSE_" .. symbol .. "}{" .. text .. "}" else return text end end initElements ( )