Electron configuration for Potassium (element 19). Orbital diagram

← Electronic configurations of elements

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

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 )

Orbital	N	L	M	S
s	4	0	0	+1/2

Oxidation states of Potassium: +1

Other elements

Electronic configurations of other elements

Argon (Ar) electron configuration
Calcium (Ca) electron configuration
Electronic configuration table

Potassium electron configuration

Valence electrons of Potassium

Electronic configurations of other elements