Electron configuration of arsenic (As)

By: Prof. Dr. Fazal Rehman Shamil | Last updated: February 3, 2024

The electron configuration of arsenic (As) is 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p³.

Explanation :

Here’s the detailed electron configuration of arsenic (As) is given below:

Shell 1:

Subshell: 1s

• Orbital: 1s
• Number of Electrons: 2

Shell 2:

Subshell: 2s

• Orbital: 2s
• Number of Electrons: 2

Subshell: 2p

• Orbital: 2px, 2py, 2pz
• Number of Electrons: 6 (2 in each orbital)

Shell 3:

Subshell: 3s

• Orbital: 3s
• Number of Electrons: 2

Subshell: 3p

• Orbital: 3px, 3py, 3pz
• Number of Electrons: 6 (2 in each orbital)

Shell 4:

Subshell: 4s

• Orbital: 4s
• Number of Electrons: 2

Subshell: 3d

• Orbital: 3dxy, 3dxz, 3dyz, 3dz²
• Number of Electrons: 10 (2 in each orbital)

Subshell: 4p

• Orbital: 4px, 4py, 4pz
• Number of Electrons: 3 (1 in each of the 4px and 4py orbitals, 0 in the 4pz orbital)

Table for electronic configuration of arsenic (As)

More Electronic Configurations

1. Electronic  configuration of fluorine
2. Electronic configuration for zinc
3. Electronic configuration of arsenic (As)
4. Electronic configuration of beryllium
5. Electronic configuration of Bismuth
6. Electronic configuration of boron
7. Electronic configuration of bromine
8. Electronic configuration of chlorine
9. Electronic configuration of cobalt
10. Electronic configuration of copper
11. Electronic configuration of germanium
12. Electronic configuration of gold
13. Electronic configuration of indium (In)
14. Electronic configuration of iodine
15. Electronic configuration of iridium (Ir)
16. Electronic configuration of iron
17. Electronic configuration of Krypton (Kr)