Among , , and , unpaired electron is present in…

CHEMISTRY · Single correct · CBSE · Chemistry · Chemical Bonding and Molecular Structure · Chemical Bonding and Molecular Structure

Problem

Among KO2KO_2 , KAlO2KAlO_2 , CaO2CaO_2 and NO2+NO_2^+ , unpaired electron is present in : (1) NO2+NO_2^+ and CaO2CaO_2 (2) KO2KO_2 and KAlO2KAlO_2 (3) KO2KO_2 only (4) CaO2CaO_2 only

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