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IA |
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VIIIA |
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H 1.0079 1 2.1 Hydrogen |
IIA |
IIIA |
IVA |
VA |
VIA |
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He 4.0026 2 x Helium |
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Li 6.941 3 1.0 Lithium |
Be 9.01218 4 1.5 Beryllium |
B 10.811 5 2.0 Boron |
4+/4- C 12.00107 6 2.5 Carbon |
N 14.0064 7 3.0 Nitrogen |
O 15.9994 8 3.5 Oxygen |
F 18.9984 9 4.0 Fluorine |
Ne 20.1797 10 x Neon |
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Na 22.9898 11 0.9 Sodium |
Mg 24.305 12 1.2 Magnesium |
IIIB |
IVB |
VB |
VIB |
VIIB |
VIIIB |
IB |
IIB |
Al 26.9815 13
1.5 Aluminum |
4+/4- Si 28.0855 14 1.8 Silicon |
P 30.9737 15
2.1 Phosphrous |
S 32.065 16
1.8 Sulfur |
Cl 35.453 17
3.0 Chlorine |
Ar 39.948 18 x Argon |
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K 39.0983 19 0.8 Potassium |
Ca 40.078 20 1.0 Calcium |
3+ Sc 44.95592 21
1.3 Scandium |
3+, 4+ Ti 47.867 22 1.5 Titanium |
3+, 5+ V 50.9415 23 1.6 Vanadium |
2+, 3+ Cr 51.9961 24 1.6 Chromium |
2+, 3+ Mn 54.938 25 1.5 Manganese |
2+, 3+ Fe 55.845 26 1.8 Iron |
2+, 3+ Co 58.9332 27 1.8 Cobalt |
2+, 3+ Ni 58.6934 28 1.8 Nickel |
1+, 2+ Cu 63.546 29 1.9 Copper |
2+ Zn 65.409 30 1.9 Zinc |
3+ Ga 69.723 31 1.6 Gallium |
4+ Ge 72.640 32 1.6 Germanium |
3-, 3+ As 74.9216 33
2.0 Arsenic |
Se 78.96 34 2.4 Selenium |
Br 79.904 35 2.8 Bromine |
Kr 83.798 36 x Krypton |
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Rb 85.4678 37 0.8 Rubidium |
Sr 87.62 38
1.0 Strontium |
3+ Y 88.90585 39
1.3 Yttrium |
4+ Zr 91.224 40
1.4 Zirconium |
3+, 5+ Nb 92.90638 41
1.6 Niobium |
2+, 6+ Mo 95.94 42
1.8 Molybdenum |
7+ Tc 98.9062 43
1.9 Technetium |
3+, 4+ Ru 101.07 44
2.2 Ruthenium |
2+, 3+ Rh 102.9055 45
2.2 Rhodium |
2+, 4+ Pd 106.42 46
2.2 Palladium |
1+ Ag 107.8682 47
1.9 Silver |
2+ Cd 112.411 48
1.7 Cadmium |
3+ In 114.818 49
1.7 Indium |
2+, 4+ Sn 118.710 50
1.8 Tin |
3-, 3+ Sb 121.760 51
1.9 Antimony |
2-, 4+ Te 127.60 52
2.1 Tellurium |
I 126.90447 53
2.5 Iodine |
Xe 131.293 54 x Xenon |
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Cs 132.9055 55 0.7 Cesium |
Ba 137.327 56
0.9 Barium |
3+ La 138.9057 57 1.1 Lanthanum |
4+ Hf 178.49 72 1.3 Hafnium |
5+ Ta 180.948 73 1.5 Tantalum |
2+, 6+ W 183.84 74 1.7 Tungsten |
4+, 7+ Re 186.207 75 1.9 Rhenium |
3+, 4+ Os 190.23 76 2.2 Osmium |
3+, 4+ Ir 192.217 77 2.2 Iridium |
2+, 4+ Pt 195.084 78 2.2 Platinum |
1+, 3+ Au 196.9666 79 2.4 Gold |
1+, 2+ Hg 200.59 80 1.9 Mercury |
1+, 3+ Tl 204.3833 81 1.8 Thallium |
2+, 4+ Pb 207.2 82 1.8 Lead |
3+ Bi 208.9804 83
1.9 Bismuth |
2+, 4+ 208.9824 84 2.0 Polonium |
At 209.9871 85 2.2 Astantine |
Rn 222.0176 86 x Radon |
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Fr 223.0197 87 0.7 Francium |
Ra 226.0254 88
0.9 Radium |
3+ Ac 227.0278 89 1.1 Actinium |
Rf 261.11 104 Rutherfordium |
Db 262.11 105 Dubnium |
Sg 263.12 106 Seaborgium |
Bh 262.12 107 Bohrium |
Hs 264 108 Hassium |
Mt 266.138 109 Meitnerium |
Ds 269 110 Darmstadtium |
Rg 272 111
Roentgenium |
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3+, 4+ Ce 140.116 58 1.1 Cerium |
3, 4+ Pr 140.9077 59 |