P-Block Elements Ques 12

Question: Which of the following does not exist in free form

[Kerala PMT 2004]

Options:

A) $ BF_3 $

B) $ BCl_3 $

C) $ BBr_3 $

D) $ BH_3 $

E) None of these

Show Answer

Answer:

Correct Answer: D

Solution:

Boron form different hydride of general formula $ B_{n}{H_{n+4}} $ and $ B_{n}{H_{n+6}} $ but $ BH_3 $ is unknown.



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