Kr (Krypton) is an element with position number 36 in the periodic table.
Located in the IV period. Melting point: -156.6 ℃. Density: 0.00348 g/cm3.
Electronic configuration of the Krypton atom in ascending order of orbital energies:
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6
Electronic configuration of the Krypton atom in ascending order of the levels:
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6
Reduced electronic configuration Kr:
[Ar] 3d10 4s2 4p6
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6
Electronic configuration of the Krypton atom in ascending order of the levels:
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6
Reduced electronic configuration Kr:
[Ar] 3d10 4s2 4p6
Below is the electronic diagram of the Krypton atom
Distribution of electrons over energy levels in the Kr atom
1-st level (K): 2
2-st level (L): 8
3-st level (M): 18
4-st level (N): 8
1-st level (K): 2
2-st level (L): 8
3-st level (M): 18
4-st level (N): 8
Valence electrons of Krypton
The number of valence electrons in a Krypton 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 | 4 | 0 | 0 | +1/2 |
| s | 4 | 0 | 0 | -1/2 |
| p | 4 | 1 | -1 | +1/2 |
| p | 4 | 1 | 0 | +1/2 |
| p | 4 | 1 | 1 | +1/2 |
| p | 4 | 1 | -1 | -1/2 |
| p | 4 | 1 | 0 | -1/2 |
| p | 4 | 1 | 1 | -1/2 |
Oxidation states of Krypton: +2
Other elements
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Electronic configurations of other elements
Bromine (Br) electron configurationRubidium (Rb) electron configuration
Electronic configuration table
