Question

An element x is diavalent and y is monovalent. The compound formed is............?​

Answer 1

An element X is divalent and another element Y is tetravalent. The compound formed by these two elements will be:

(a) XY

(b) XY2

(c) X2Y

(d) XY4

Answer:

b) XY2

Explanation:

X has valency 4 and Y has valency 2. So the ratio of valencies of X and Y has 2:1.

X Y

2 1

Answer 2

Answer:

XY2

Explanation:

X has valency 4 and Y has valency 2 so the ratio of valencies of x and y has 2:1

X Y

2 1

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