Which of the follwoing species have maximum number of unpaired electrons (a) O2 (b) O2^+ (c) O2^- (d) O^2- Which of the follwoing species have maximum number of unpaired electrons (a) O2 (b) O2^+ (c) O2^- (d) O^2- December 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,