Answer:
1. [He] 2s2 2p3
nitrogen
2. [Ar] R4s
Calcium
3.[Ne] 3s² 3p4
4.(carbon) 1s
5.(choromium) 1s²2s²2p63s²3p4 4s²3d9
yan po ang alam ko sana makatulong
correct me if im wrong ty
step by step explanation:
yan na po ang sagot hope it helps correct me if im wrong ty <3