Question

Two elements A and B have following elect
configuration
A = 1s2 2s2 2p6 3s2
B = 1s2 2s2 2p6 3s2 3p3
If expected compound formed by A and B is AxBy
then sum of x and y is=5
how?​

Answer 1

Answer:

Hello mate I think the required answered u need to get is Magnesiumphosphide

it's formula is Mg3P2

here phosphorus gains 3e and fills it's octet and magnesium loses 2e and fulfill it's octet

Hope it helps....!