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name |
Dubnium |
latin |
Dubnium |
french |
Dubnium |
german |
Dubnium |
symbol |
Db |
proton number |
105 |
atomic weight |
[262] |
Pauling electronegativity |
- |
electronic configuration |
[Rn] 5f146d37s2 >> show long |
melting point |
- |
boiling point |
- |
group |
5 |
period |
7 |
state (by 20°C) |
solid |
oxidation states |
- |
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 discussion board (4)
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Discoverer
Year of discovery |
Discoverers |
1967 |
workers at the Nuclear Institute (Dubna, Russia) |
1970 |
workers at the University of California (Berkeley, USA) |
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