Question

X and Y are two elements. The compound formed with X and Y is XY3
What are the valencies of X and Y​

Answer 1

Answer:

velency of x will be 3 or 6

while y will be 1 or 2

Explanation:

Answer 2

Answer:

x=3

y=1

Explanation:

valency of x is 3 and valency of y is 1 after criss cross method the compound obtained is XY3