Atomic Structure Question 398
Question: What is the maximum number of electrons that can be accomodated in an atom in which the highest principal quantum number value is 4-
Options:
A) 10
B) 18
C) 36
D) 54
Show Answer
Answer:
Correct Answer: C
Solution:
- Energy of subshells follow the order $ 1s^{2},,2s^{2},2p^{6},4s^{2},3d^{10},4p^{6},5s,4d,5p,6s….. $ we can fill them by electrons up to 4p hence 36 electrons.