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Valency

The formula o...

Question

The formula of a compound is X₃Y. The valencies of elements X and Y will be respectively :
(a) 1 and 3
(b) 3 and 1
(c) 2 and 3
(d) 3 and 2

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Solution

(a) 1 and 3

Valencies of element X and Y will be 1 and 3, respectively.

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