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name |
Hydrogen |
latin |
Hydrogenium |
french |
Hydrogéne |
german |
Wasserstoff |
symbol |
H |
proton number |
1 |
atomic weight |
1.00794 |
Pauling electronegativity |
2.2 |
electronic configuration |
1s1 |
melting point |
14.01 K, -259.14°C, -434.45°F |
boiling point |
20.28 K, -252.87°C, -423.17°F |
group |
1 |
period |
1 |
state (by 20°C) |
gas |
oxidation states |
-1, +1 |
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 discussion board (96)
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Discoverer
Year of discovery |
Discoverer |
1766 |
Henry Cavendish (1731-1810) |
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