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Question
Write the balanced chemical equation for the following reaction
Copper sulphate on treatment with potassium iodide precipitates cuprous iodide (Cu2I2), liberates iodine gas and also forms potassium sulphate.
Solution
`2"CuSO"_4("s") + 4"Kl"("aq") -> "Cu"_2"l"_2("s") + 2"K"_2"SO"_4 + "l"_2("g") `
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