Element A( atomic mass 112) and element B (atomic mass 27) from chlori – InterviewSolution

1.	Element A( atomic mass 112) and element B (atomic mass 27) from chlorides. Solutions of these chlorides are electrolysed seperately and it is found that when the same quantity of electricity is passed 5.6 g of A was deposited while only 0.9 g if B was deposited. If the valency of B is 3, then the valency of A is _________.
Answer» 2 3 4 `-2` ANSWER :A

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