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

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

NTA AbhyasNTA Abhyas 2022

Solution:

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