Correct Answer: Option B

Explanation

 2\(NaCl_{(aq)} + H_2SO_{4(aq)} → Na_2SO_{4(aq)} + 2HCl_{(g)}\)

This gas(hydrochloride gas) turns damp/moist blue litmus paper red while reacting with \(AgNO_{3(aq)}\), a white precipitate of AgCl is produced which is soluble in ammonia solution but insoluble in \(HNO_3\)

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