Boron Nitride Is Being Investigated in Frontier Research Directed at Producing

question 23

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? These molecular orbitals are formed from the 2s and 2p atomic orbitals. 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 stronger than the bond in BN.

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

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