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name |
Cesium |
latin |
Caesium |
french |
Césium |
german |
Caesium |
symbol |
Cs |
proton number |
55 |
atomic weight |
132.90545 |
Pauling electronegativity |
0.79 |
electronic configuration |
[Xe] 6s1 >> show long |
melting point |
301.59 K, 28.44°C, 83.19°F |
boiling point |
944 K, 671°C, 1240°F |
group |
1 |
period |
6 |
state (by 20°C) |
solid |
oxidation states |
+1 |
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 discussion board (3)
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Discoverer
Year of discovery |
Discoverers |
1860 |
Robert W. Bunsen (1811-1899) Gustav R. Kirchhoff (1824-1887) |
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