Os (Osmium) is an element with position number 76 in the periodic table.
Located in the VI period. Melting point: 3045 ℃. Density: 22.61 g/cm3.
Electronic configuration of the Osmium atom in ascending order of orbital energies:
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d6
Electronic configuration of the Osmium atom in ascending order of the levels:
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d6 6s2
Reduced electronic configuration Os:
[Xe] 4f14 5d6 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d6
Electronic configuration of the Osmium atom in ascending order of the levels:
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d6 6s2
Reduced electronic configuration Os:
[Xe] 4f14 5d6 6s2
Below is the electronic diagram of the Osmium atom
Distribution of electrons over energy levels in the Os atom
1-st level (K): 2
2-st level (L): 8
3-st level (M): 18
4-st level (N): 32
5-st level (O): 14
6-st level (P): 2
1-st level (K): 2
2-st level (L): 8
3-st level (M): 18
4-st level (N): 32
5-st level (O): 14
6-st level (P): 2
Valence electrons of Osmium
The number of valence electrons in a Osmium atom - 8.
Below are their quantum numbers (N - energy, L - angular momentum, M - magnetic moment, S - spin )
Below are their quantum numbers (N - energy, L - angular momentum, M - magnetic moment, S - spin )
| Orbital | N | L | M | S |
|---|---|---|---|---|
| s | 6 | 0 | 0 | +1/2 |
| s | 6 | 0 | 0 | -1/2 |
| d | 5 | 2 | -2 | +1/2 |
| d | 5 | 2 | -1 | +1/2 |
| d | 5 | 2 | 0 | +1/2 |
| d | 5 | 2 | 1 | +1/2 |
| d | 5 | 2 | 2 | +1/2 |
| d | 5 | 2 | -2 | -1/2 |
Oxidation states of Osmium: -2, -1, +1, +2, +3, +4, +5, +6, +7, +8
Other elements
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Electronic configurations of other elements
Rhenium (Re) electron configurationIridium (Ir) electron configuration
Electronic configuration table
