Boron Nitride Is Being Investigated in Frontier Research Directed at Producing

Multiple Choice

Boron nitride is being investigated in frontier research directed at producing novel electronic devices.If you used the following energy-level diagram for the molecular orbitals of boron nitride, BN, what would you predict?
I.Boron nitride is diamagnetic.
II.Boron nitride has a bond order of 2.
III.Boron nitride is paramagnetic.
IV.The bond in BN^- is weaker than the bond in BN.

A) I and II
B) II and III
C) I, II, and IV
D) III
E) IV