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Consider the following reactions P + Q -> R + K2SO4. R -> 2CuI + I2. Ag+ + Q -> S + K+. Then accordi — Qualitative and Quantitative Analysis Chemistry Question

Question

Consider the following reactions P + Q -> R + K2SO4. R -> 2CuI + I2. Ag+ + Q -> S + K+. Then according to given information the incorrect match is :

Answer: D

💡 Solution & Explanation

CuSO4 + 2KI -> CuI2 + K2SO4 (unstable). 2CuI2 -> 2CuI + I2. Ag+ + KI -> AgI + K+. Thus S is AgI, not K[AgI2].

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