JEE Main 2024 Chemistry question
Given below are two statements. Statement (I) : The gas liberated on warming a salt with dil H₂SO₄, turns a piece of paper dipped in lead acetate into black, it is a confirmatory test for sulphide ion. Statement (II) : In statement-I the colour of paper turns black because of formation of lead sulphite. In the light of the above statements, choose the most appropriate answer from the options given below
Answer: (B)
Solution
H₂S turns lead acetate paper black: Pb(CH₃COO)₂ + H₂S → PbS (black) + 2CH₃COOH. The black
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