Question

The compound(s) which react(s) with $NH _3$ to give boron nitride (BN) is(are)

• A. $B$
• B. $B _2 H _6$
• C. $B _2 O _3$
• D. $HBF _4$

Answer 1

Answer: (A), (B), (C)

$B$

Answer 2

The correct options are (A), (B) and (C).