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Addition of aqueous ammonia to a solution of Zn++...

Addition of aqueous ammonia to a solution of Zn++ gives a white precipitate which dissolves in an excess of ammonia because?

A.

zinc is amphoteric

B.

zinc hydroxide is readily soluble

C.

zinc forms a complex which is readily soluble in excess ammonia

D.

ammonia solution is a strong base

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Correct answer is C

No explanation has been provided for this answer.

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