1 18 1 2 H He hydrogen helium 1.0080 2 13 14 15 16 17 4.002602 3 4 5 6 7 8 9 10 Li Be Periodic Table of the Elements B C N O F Ne lithium beryllium boron carbon nitrogen oxygen fluorine neon 6.97 9.012182 10.81 12.011 14.0069 15.9994 18.9984032 20.1797 11 12 13 14 15 16 17 18 Na Mg Al Si P S Cl Ar sodium magnesium aluminum silicon phosphorus sulfur chlorine argon 22.98976928 24.3050 3 4 5 6 7 8 9 10 11 12 26.9815386 28.085 30.973762 32.07 35.45 39.948 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr potassium calcium scandium titanium vanadium chromium manganese iron cobalt nickel copper zinc gallium germanium arsenic selenium bromine krypton 39.0983 40.078 44.955912 47.867 50.9415 51.9961 54.938045 55.845 58.933195 58.6934 63.546 65.38 69.723 72.63 74.92160 78.96 79.904 83.798 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe rubidium strontium yttrium zirconium niobium molybdenum technetium ruthenium rhodium palladium silver cadmium indium tin antimony tellurium iodine xenon 85.4678 87.62 88.90585 91.224 92.906 95.96 [97.9072] 101.07 102.90550 106.42 107.8682 112.411 114.818 118.710 121.760 127.60 126.90447 131.293 55 56 57 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn cesium barium lanthanum hafnium tantalum tungsten rhenium osmium iridium platinum gold mercury thallium lead bismuth polonium astatine radon 132.9054519 137.327 138.90547 178.49 180.94788 183.84 186.207 190.23 192.217 195.084 196.966569 200.59 204.384 207.2 208.98040 [208.9824] [209.9871] [222.0176] 87 88 89 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 Fr Ra Ac Rf Db Sg Bh Hs Mt Ds Rg Cn Uut Uuq Uup Uuh Uus Uuo francium radium actinium rutherfordium dubnium seaborgium bohrium hassium meitnerium darmstadtium roentgenium copernicium ununtrium ununquadium ununpentium ununhexium ununseptium ununoctium [223.0197] [226.0254] [227.0277] [261.1088] [262.1141] [266.1219] [264.12] [277] [268.1388] [281] [272] [285] [285] [289] [288] [289] [291] [293] 58 59 60 61 62 63 64 65 66 67 68 69 70 71 * Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu cerium praseodymium neodymium promethium samarium europium gadolinium terbium dysprosium holmium erbium thulium ytterbium lutetium 140.116 140.90765 144.242 [144.9127] 150.36 151.964 157.25 158.925 162.500 164.93032 167.259 168.93421 173.054 174.9668 90 91 92 93 94 95 96 97 98 99 100 101 102 103 ** Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr thorium protactinium uranium neptunium plutonium americium curium berkelium californium einsteinium fermium mendelevium nobelium lawrencium 232.03806 231.03588 238.02891 [237.0482] [244.0642] [243.0614] [247.0704] [247.0703] [251.0796] [252.0830] [257.0951] [258.0984] [259.1010] [262.1097] ##### Sheet/List 2 ##### element mol weight element mol weight element mol weight element mol weight Ag 107.8682 Eu 151.964 Mo 95.96 Sc 44.955912 Al 26.9815386 F 18.9984032 N 14.006855 Se 78.96 Ar 39.948 Fe 55.845 Na 22.98976928 Si 28.085 As 74.9216 Ga 69.723 Nb 92.906 Sm 150.36 element mol weight element mol weight Au 196.966569 Gd 157.25 Nd 144.242 Sn 118.71 Ac [227.0277] No [259.1010] B 10.8135 Ge 72.63 Ne 20.1797 Sr 87.62 Am [243.0614] Np [237.0482] Ba 137.327 H 1.007975 Ni 58.6934 Ta 180.94788 At [209.9871] Pm [144.9127] Be 9.012182 He 4.002602 O 15.9994 Tb 158.925 Bh [264.12] Po [208.9824] Bi 208.9804 Hf 178.49 Os 190.23 Te 127.6 Bk [247.0703] Pu [244.0642] Br 79.904 Hg 200.59 P 30.973762 Th 232.03806 Cf [251.0796] Ra [226.0254] C 12.0106 Ho 164.93032 Pa 231.03588 Ti 47.867 Cm [247.0704] Rf [261.1088] Ca 40.078 I 126.90447 Pb 207.2 Tl 204.3835 Cn [285] Rg [272] Cd 112.411 In 114.818 Pd 106.42 Tm 168.93421 Db [262.1141] Rn [222.0176] Ce 140.116 Ir 192.217 Pr 140.90765 U 238.02891 Ds [281] Sg [266.1219] Cl 35.4515 K 39.0983 Pt 195.084 V 50.9415 Es [252.0830] Tc [97.9072] Co 58.933195 Kr 83.798 Rb 85.4678 W 183.84 Fm [257.0951] Uuh [289] Cr 51.9961 La 138.90547 Re 186.207 Xe 131.293 Fr [223.0197] Uuo [293] Cs 132.9054519 Li 6.9675 Rh 102.9055 Y 88.90585 Hs [277] Uup [288] Cu 63.546 Lu 174.9668 Ru 101.07 Yb 173.054 Lr [262.1097] Uuq [289] Dy 162.5 Mg 24.305 S 32.0675 Zn 65.38 Md [258.0984] Uus [291] Er 167.259 Mn 54.938045 Sb 121.76 Zr 91.224 Mt [268.1388] Uut [285]