Question

Bond Order  of O2,  F2, N2 respectively are __________

(a) +1, +2, +3

(b) +2, +3, +1

(c) +2, +1, +3

(d) +3, +2, +1

This question was posed to me in exam.

Asked question is from Molecular Orbital Theory topic in section Atoms to Molecules to Material’s for Engineers of Engineering Chemistry I

Answer 1

Right answer is (c) +2, +1, +3

Explanation: Bond Order=[[Number of electrons in bonding molecular orbital]-[Number of electrons in antibonding molecular orbital]]/2.