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Which of the following hydroxide is acidic? (a) Al(OH)3 (b) Ca(OH)3 (c) Tl(OH)3 (d) B(OH)3

The p-Block Elements

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29/12/2021 2:25 pm

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Shilpi98

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Which of the following hydroxide is acidic?

(a) Al(OH)₃

(b) Ca(OH)₃

(d) B(OH)₃

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29/12/2021 2:28 pm

Riya08

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Correct answer: (d) B(OH)₃

Explanation:

B(OH)₃ is acid because it can take OH^– ions.

H₃BO₃or B(OH)₃ + OH^– → B(OH)₄^–

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