Which among the following electronic configurations belong to main group elements?
A. [ {\Ne}] 3 { s}^1
B. [{\Ar}] 3 d^3 4 s^2
C. [K r] 4 d^{10} 5 s^2 5 p^5
D. [ {\Ar}] 3 {\d}^{10} 4 { s}^1
E. [R n] 5 f^0 6 d^2 7 s^2
Choose the correct answer from the option given below : [NEET 2025]

Question

Examsnet · Accepted Answer

Correct Answer is : A and C only

Class 11 NEET Chemistry Classification Of Elements And Periodicity In Properties