chemical element symbol and names
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Symbol Element Atomic number
Symbol Element
Atomic number
H hydrogen 1 Rb rubidium 37
He helium 2 Sr strontium 38
Li lithium 3 Y yttrium 39
Be beryllium 4 Zr zirconium 40
B boron 5 Nb niobium 41
C carbon 6 Mo molybdenum 42
N nitrogen 7 Ru ruthenium 44
O oxygen 8 Rh rhodium 45
F fluorine 9 Pd palladium 46
Ne neon 10 Ag silver 47
Na sodium 11 Cd cadmium 48
Mg magnesium 12 In indium 49
Al aluminum 13 Sn tin 50
Si silicon 14 Sb antimony 51
P phosphorus 15 Te tellurium 52
S sulfur 16 I iodine 53
Cl chlorine 17 Xe xenon 54
Ar argon 18 Cs cesium 55
K potassium 19 Ba barium 56
Ca calcium 20 La lanthanum 57
Sc scandium 21 Ce cerium 58
Ti titanium 22 Pr praseodymium 59
V vanadium 23 Nd neodymium 60
Cr chromium 24 Pm promethium 61
Mn manganese 25 Sm samarium 62
Fe iron 26 Eu europium 63
Co cobalt 27 Gd gadolinium 64
Ni nickel 28 Tb terbium 65
Cu copper 29 Dy dysprosium 66
Zn zinc 30 Ho holmium 67
Ga gallium 31 Er erbium 68
Ge germanium 32 Tm thulium 69
As arsenic 33 Yb ytterbium 70
Se selenium 34 Lu lutetium 71
Br bromine 35 Hf hafnium 72
Kr krypton 36 Ta tantalum 73
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Symbol Element Atomic number
Symbol Element
Atomic number
W tungsten/wolfram 74 Po polonium 84
Re rhenium 75 At astatine 85
Os osmium 76 Rn radon 86
Ir iridium 77 Fr francium 87
Pt platinum 78 Ra radium 88
Au gold 79 Ac actinium 89
Hg mercury 80 Th thorium 90
Tl thallium 81 Pa proactinium 91
Pb lead 82 U uranium 92
Bi bismuth 83