Question

Given below are examples matching with their properties mark the one which is not matched properly.

• A. Catalyst for Friedel – Crafts reaction - $AlCl_{3}$
• B. A weak monobasic acid - $H_{3}BO_{3}$
• C. A complex anionic hydride of boron - $NaBH_{4}$
• D. Halide of boron which exist as dimer - $BCl_{3}$

Answer 1

Answer: (D)

Halide of boron which exist as dimer - $BCl_{3}$

Answer 2

: Boron halides exist as discrete molecules or monomeric form.