An aqueous solution of an inorganic salt gave white precipitate (i) soluble in excess aqueous NaOH (ii) insoluble in excess aqueous NH3 (iii) with dilute HCl. The cation present in the inorganic salt is?

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An aqueous solution of an inorganic salt gave white precipitate (i) soluble in excess aqueous NaOH (ii) insoluble in excess aqueous NH₃ (iii) with dilute HCl. The cation present in the inorganic salt is?

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A Na₄⁺
B Ca⁺⁺
C Zn⁺⁺
D Al⁺⁺⁺
E Pb₊₊

Correct Answer: Option E

Explanation:

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An aqueous solution of an inorganic salt gave white precipitate (i) soluble in excess ...

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