Potassium electron configuration

K (Potassium) is an element with position number 19 in the periodic table. Located in the IV period. Melting point: 63.7 ℃. Density: 0.86 g/cm3.
Electronic configuration of the Potassium atom:
1s2 2s2 2p6 3s2 3p6 4s1

Reduced electronic configuration K:
[Ar] 4s1

Below is the electronic diagram of the Potassium atom
Orbital diagram of the Potassium atom
Distribution of electrons over energy levels in the K atom
1-st level (K): 2
2-st level (L): 8
3-st level (M): 8
4-st level (N): 1
Distribution of electrons in the Potassium

Valence electrons of Potassium

The number of valence electrons in a Potassium atom - 1.
Below are their quantum numbers (N - energy, L - angular momentum, M - magnetic moment, S - spin )
OrbitalNLMS
s400+1/2
Oxidation states of Potassium: +1
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