Chemistry, asked by Anonymous, 1 year ago

An element A Forms an Oxide A2O5
What is the valency of element A

Answers

Answered by Anonymous
2
A2O5 is not possible.
Answered by nymphias15
9

Let x be the valency of element A.

So,

2x+5(-2)=0

Therefore, 2x = 10

So, x = 5.


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