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Question
Give balanced chemical equations for what happens when acidified potassium dichromate solution reacts with hydrogen sulphide gas.
Chemical Equations/Structures
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Solution
\[\ce{K2Cr2O7 + 4H2SO4 + 3H2S -> K2SO4 + Cr2(SO4)3 + 7H2O + 3S}\]
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Chapter 4: d-and ƒ-Block Elements - REVIEW EXERCISES [Page 484]
