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Atomic mass of elements

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Atomic mass of elements

Posted by Ashish Kumar 4 years, 7 months ago

CBSE > Class 09 > Science

1 answers

Narender Kumar 4 years, 7 months ago

The Elements, sorted by Atomic Mass Atomic Number Symbol Name Atomic Weight (amu, g/mol) 1 H Hydrogen 1.00797 2 He Helium 4.00260 3 Li Lithium 6.941 4 Be Beryllium 9.01218 5 B Boron 10.81 6 C Carbon 12.011 7 N Nitrogen 14.0067 8 O Oxygen 15.9994 9 F Fluorine 18.998403 10 Ne Neon 20.179 11 Na Sodium 22.98977 12 Mg Magnesium 24.305 13 Al Aluminum 26.98154 14 Si Silicon 28.0855 15 P Phosphorus 30.97376 16 S Sulfur 32.06 17 Cl Chlorine 35.453 19 K Potassium 39.0983 18 Ar Argon 39.948 20 Ca Calcium 40.08 21 Sc Scandium 44.9559 22 Ti Titanium 47.90 23 V Vanadium 50.9415 24 Cr Chromium 51.996 25 Mn Manganese 54.9380 26 Fe Iron 55.847 28 Ni Nickel 58.70 27 Co Cobalt 58.9332 29 Cu Copper 63.546 30 Zn Zinc 65.38 31 Ga Gallium 69.72 32 Ge Germanium 72

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