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Q.

Which one of the following is/are incorrect statement(s)?

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a

The hydroxide of aluminium is more acidic than that of boron.

b

The hydroxide of boron is basic while that of aluminium is amphoteric.

c

The hydroxide of boron is acidic while that of aluminium is amphoteric.

d

The hydroxides of both boron and aluminium are amphoteric

answer is A, B, D.

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Detailed Solution

boron hydroxide is acidic it is called as orthoboric acid. 

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