Question

The maximum number of electrons that can be accommodated in the N shell of the atom is

• A.
  8
• B.
  18
• C.
  20
• D.
  32

Answer 1

The correct option is D

32
N shell is the fourth shell, n=4

The maximum number of electrons that can be accommodated in the $4^{th}$ shell is

$2n^2=2(4{)}^2=32$