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Give balanced chemical equations for what happens when acidified potassium dichromate solution reacts with hydrogen sulphide gas. - Chemistry (Theory)

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प्रश्न

Give balanced chemical equations for what happens when acidified potassium dichromate solution reacts with hydrogen sulphide gas.

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उत्तर

\[\ce{K2Cr2O7 + 4H2SO4 + 3H2S -> K2SO4 + Cr2(SO4)3 + 7H2O + 3S}\]

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