Q.

Which one of the following is the correct statement ?

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a

B2H6⋅2NH3 is known as inorganic benzene.

b

Boric acid is a protonic acid.

c

Beryllium exhibits a coordination number of six.

d

Chlorides of both beryllium and aluminium have bridged chloride structures in solid phase.

answer is D.

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Detailed Solution

(1) B3N3H6 is inorganic benzene.(2)  Boric acid is not a protonic acid but acts as a Lewis acid by accepting electrons from a hydroxyl ion.(3) ‘Be’ exhibits a Coordination no of 4 (max.)
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