P-Block Elements Ques 505

Question: Which of the following hydroxide is acidic?

Options:

A) $ Al{{( OH )}_3} $

B) $ Ca{{( OH )}_3} $

C) $ Tl{{( OH )}_3} $

D) $ B{{( OH )}_3} $

Show Answer

Answer:

Correct Answer: D

Solution:

$ B{{( OH )}_3} $ is acid because it can take $ O{{H}^{-}} $ ions. $ H_3BO_3orB{{(OH)}_3}+O{{H}^{-}}\to B(OH)_4^{-} $



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