Br (Bromine) is an element with position number 35 in the periodic table.
Located in the IV period. Melting point: -7.3 ℃. Density: 3.14 g/cm3.
Electronic configuration of the Bromine atom in ascending order of orbital energies:
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5
Electronic configuration of the Bromine atom in ascending order of the levels:
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p5
Reduced electronic configuration Br:
[Ar] 3d10 4s2 4p5
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5
Electronic configuration of the Bromine atom in ascending order of the levels:
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p5
Reduced electronic configuration Br:
[Ar] 3d10 4s2 4p5
Below is the electronic diagram of the Bromine atom
Distribution of electrons over energy levels in the Br atom
1-st level (K): 2
2-st level (L): 8
3-st level (M): 18
4-st level (N): 7
1-st level (K): 2
2-st level (L): 8
3-st level (M): 18
4-st level (N): 7
Valence electrons of Bromine
The number of valence electrons in a Bromine atom - 7.
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 |
Oxidation states of Bromine: -1, +1, +3, +4, +5, +7
Other elements
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Electronic configurations of other elements
Selenium (Se) electron configurationKrypton (Kr) electron configuration
Electronic configuration table
