Question

write the general electronic configuration of IVA,VIIA,VA and II A group elements​

Answer 1

Explanation:

for IV A

valency is 4 so ns^2 np^2

for VII A

valency is 7

so ns^2 np^5

for VA

valency is 5

so ns^2 np^3

for II A

valency is 2

so ns^2