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|
name |
Chlorine |
latin |
Chlorum |
french |
Chlore |
german |
Chlor |
symbol |
Cl |
proton number |
17 |
atomic weight |
35.4527 |
Pauling electronegativity |
3.16 |
electronic configuration |
[Ne] 3s23p5 >> show long |
melting point |
171.6 K, -101.55°C, -150.79°F |
boiling point |
239.11 K, -34.04°C, -29.27°F |
group |
17 |
period |
3 |
state (by 20°C) |
gas |
oxidation states |
-1, +1, +3, +5, +7 |
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Discoverer
Year of discovery |
Discoverer |
1774 |
Carl Wilhelm Scheele (1742-1786) |
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