Chloride: 1s² 2s² 2p⁶ 3s² 3p⁵
Potassium chloride (KCl): K⁺ [Ar] and Cl⁻ [Ar]
The electron configuration for potassium chloride (KCl) is:
K⁺: [Ar]
Cl⁻: [Ar]
