Se |
|
Name |
Selenium |
Atomic Number |
34 |
Atomic Weight |
78.96 |
[Ar] 4s23d104p4 |
|
Melting Point |
430°F |
Boiling Point |
1265°F |
Triple Point |
None |
Density (gray) |
9.3329 slug/ft3 |
Oxidation States |
-2, +1, +2, +4, +6 |
Electronegativity |
2.55 |