Question

Subshell electronic configuration of some elements are given (Symbols are not real): A -1s² 2s² 2p⁴ , B -1s² 2s² 2p⁶ 3s¹ , C - 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ , D - 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² a) Find the atomic number of 'B'.

12
1
11
8​

Answer 1

Answer:

its 11..simple addition of electrons in elected configuration of any neutral element. thats it.