Maximum number of electrons that can be accommodated in shell with are:
- (A)16
- (B)32✓ Correct
- (C)50
- (D)72
Answer: (B)
Solution
A principal shell holds orbitals, and each orbital takes two electrons of opposite spin, so a shell accommodates at most electrons. For the fourth shell the subshells and offer places, which total . The greatest number of electrons that the shell with can hold is thus .
JEE Main · 2023 · 30 Jan 2023 · Shift 2 · Single correct option