Question

the electronic configuration for the following neutral atoms are given for use in question. i) 1s2 2s2 2p6 3s2 ii) 1s2 2s2 2p6 3s2 iii) 1s2 2s2 2p4 iv) 1s2 2s2 2p5 v) 1s2 2s2 2p6

Answer 1

Answer:

1.20,2-21 ur question is not understand

Answer 2

The electron configuration of an excited state of nitrogen atom is 1s2 2s2 2p2 3d1. the degeneracy of the state is