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JEE CHEMISTRY MCQ: PRACTICAL CHEMISTRY
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On addition of aqueous to salt solution, a white gelatinous precipitate is formed which dissolves in excess of alkali. The salt solution contains
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Correct option: A
Aluminium ions
Option A (Aluminium ions) is correct because aluminium ions react with NaOH to form a white gelatinous precipitate of aluminium hydroxide, which dissolves in excess NaOH to form sodium aluminate.
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