MHT CET Chemistry question
1 mole of chlorine combines with a certain weight of a metal giving 111 g of its chloride. The atomic weight of the metal (assuming its valency to be 2) is :
Answer: (A)
Solution
1 mol (71 g) combines with the metal to form of mass 111 g, so the mass of metal is 111 - 71 = 40
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