Oxidation number of potassium in K2O,K2O2 and KO2 , respectively:

Question

Oxidation number of potassium in K2O,K2O2 and KO2 , respectively: (A) +1,+1,+1 (B) +(1/2),+4,+1 (C) +2,+1,+(1/2) (D) +(1/2),+1,+2

Tardigrade Admin · Accepted Answer

Alkali metals always have +1 oxidation states in their compounds as they readily lose one electron to form the compounds.

Q. Oxidation number of potassium in $K_{2} O, K_{2} O_{2}$ and $K O_{2}$ , respectively: