Question

Consider two elements ‘X’ (Atomic Number 13) and ‘Y’ (Atomic Number 8) what
is the formula of the compound When ‘X’ combines with ‘Y'
(i) X2Y3 (ii) X3Y2 (iii) XY2 (iv) Y2X
please answer this quickly

Answer 1

Answer:

We have,

element X which has electronic configuration 2, 8, 3. So valency of element X is 3.

element Y which has electronic configuration 2, 6.

So valency of element Y is 2.

So, it's compound will be (i) X2Y3.

Explanation:

X Y

❌ = X2Y3

3 2