electron configuartions smart chemistry?

Question

write the electron configuration and orbital diagrams of the folowing elemnts and detemine the electron valences!!

1. o:z=8

2. n:z=7

3. ar.z=18

4.v.z=23

thnaks person if correct or most correct will get 10 pionts promise

Answer 1

For oxygen: 1s2, 2s2, 2p4
For Nitrogen: 1s2, 2s2, 2p3
For Argon: 1s2, 2s2, 2p6, 3s2, 3p6
For Vanadium: 1s2, 2s2, 2p6, 3s2, 3p6, 4s2, 3d3