107
Bh
bohrium
[270]

General properties

Group
group 7
Period
period 7
Category
transition metals
Standard atomic weight
-
Melting point
unknown
Boiling point
unknown
Phase at STP
solid (predicted)

Additional properties

Block
d-block
Electron configuration
[Rn] 5f¹⁴ 6d⁵ 7s²
Electrons per shell
2, 8, 18, 32, 32, 13, 2
Electronegativity
–
Density
37.1 g/cm³ (predicted)
Oxidation states
(+3), (+4), (+5), +7 (parenthesized: prediction)
CAS Number
54037-14-8