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The correct order of stability of the super oxides is

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The correct order of stability of the super oxides is

(a) KO2 > RbO2 > CsO2

(b) KO2 > CsO2 > RbO2

(c) CsO2 > RbO2> KO2

(d) RbO2 > CsO2 > KO2

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Correct option (c) CsO2 > RbO2> KO2

Explanation:

 Stability of superoxides increases with increase in size and electropositivity of the metal. Hence, the order is CsO2 > RbO2> KO2. 

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