B. Give the complete electron configuration of the following elements.
1. 17C1
2. 12Mg
3. 28Ni​


Sagot :

Answer:

1) 1s²2s²2p⁶3s²3p⁵

2) 1s²2s²2p⁶3s²

3) 1s²2s²2p⁶3s²3p⁶4s²3d⁸

#CarryOnLearning