MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic Chemistryp-Block (group 13 and 14)Boron and Its Compounds

Which of the following is a false statement ?

A.BH₃ is not a stable compound

B.Boron hydrides are formed when dil. HCl reacts with

C.All the B—H bond distances in B₂H₆ are equal✓ Correct

D.The boron hydrides are readily hydrolysed

Explanation

There are two types of between boron and hydrogen in diborane hexahydride 2 6 B H . The bond length of B-H in the terminal bonding and bridge bonding is o 1.19A and o 1.33A respectively.

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