100 ml of 0.1 N hypo decolourised iodine by the addition of x g of crystalline copper sulphate to excess of KI. The value of ‘x’ is (molecular wt. of CuSO₄.5H₂O is 250)

Question: 100 ml of 0.1 N hypo decolourised iodine by the addition of x g of crystalline copper sulphate to excess of KI. The value of ‘x’ is (molecular wt. of CuSO₄.5His 250)

(a) 5.0 g

(b) 1.25 g

(c) 2.5 g

(d) 4 g


Correct Answer: (c) 2.5 g


Question: 100 ml of 0.1 N hypo decolourised iodine by the addition of x g of crystalline copper sulphate to excess of KI. The value of ‘x’ is (molecular wt. of CuSO₄.5H₂O is 250) (a) 5.0 g (b) 1.25 g (c) 2.5 g (d) 4 g


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