question_answer

A diatomic homonuclear molecule having molecular electronic configuration:- \[{{X}_{2}}:\,\,{{(\sigma 1s)}^{2}}\,{{(\sigma *1s)}^{2}}\,{{(\sigma 2s)}^{2}}{{(\sigma *2s)}^{2}}(\pi 2p_{x}^{2}=\pi 2p_{y}^{2})\]pick out the true statement about it :-

A)  Its bond order is \[3.0\]

B)  On addition of an electron bond order decrease

C)  It has a double bond consist of only two pi bonds

D)  It has four electron pairs in ABMO