On adding KI to a solution of copper sulphate - Vidyadip

MCQ

On adding $KI $ to a solution of copper sulphate

A
Cupric oxide is precipitated
B
Metallic copper is precipitated
✓
Cuprous iodide is precipitated with liberation of iodine
D
No change occurs

✓

Answer

Correct option: C.

Cuprous iodide is precipitated with liberation of iodine

c
(c)Cuprous iodide is precipitated with liberation of iodine.

$2KI + CuS{O_4}\, \to \,Cu{I_2} + {K_2}S{O_4} + {I_2}$

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