JEE Main 2022 Chemistry question
A white precipitate was formed when was added to water extract of an inorganic salt. Further, a gas 'X' with characteristic odour was released when the formed white precipitate was dissolved in dilute HCl. The anion present in the inorganic salt is
Answer: (2)
Solution
Sulphite gives a white precipitate of with , and this dissolves in dilute HCl with the release of
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