The number of antibonding electron pairs in O2−2 molecular ion on the basis of M.O. theory (At. No. of O= 8) is HomeChemical Bonding MCQsThe number of antibonding electron pairs in O2−2 molecular ion on the basis of M.O. theory (At. No. of O= 8) isQ. The number of antibonding electron pairs in O2−2 molecular ion on the basis of M.O. theory (At. No. of O= 8) is2345Answer: 4