p-Block elementsHard
Question
Iodine is liberated from KI solution when treated with :
Options
A.ZnSO4
B.CuSO4
C.NiSO4
D.FeSO4
Solution
CuSO4 + 2K+ → K2SO4 + CuI2 ; 2CuI2 → Cu2I2 + I2.
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