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Which one of the following ionic species will impart colour to an aqueous solution? (a) Zn^2+

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Which one of the following ionic species will impart colour to an aqueous solution?

(a) Zn2+

(b) Cu+

(c) Ti4+

(d) Cr3+

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1 Answer

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Best answer

Correct option (d) Cr3+

Explanation :

As Cr3+ ion has three unpaired electrons in its valence shell, so it imparts green colour to an aqueous solution.

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