Acidic K2Cr2O7 reacts with H2S to produce: | Qualitative and Quantitative Analysis — Chem-Mantra

Qualitative and Quantitative AnalysishardMCQ MULTIPLE

Question

Acidic K2Cr2O7 reacts with H2S to produce:

Answer: B,D

💡 Solution & Explanation

K2Cr2O7 (acidic) oxidises H2S to elemental sulphur (S) and itself gets reduced to Cr3+ ions (green).

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