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Periodic Table And Periodicity

NEET 2025

MCQ+4 / -12025

Which among the following electronic configurations belong to main group elements?


A. $[\mathrm{Ne}] 3 \mathrm{~s}^1$


B. $[\operatorname{Ar}] 3 \mathrm{~d}^3 4 \mathrm{~s}^2$


C. $[K r] 4 d^{10} 5 s^2 5 p^5$


D. $[\operatorname{Ar}] 3 \mathrm{~d}^{10} 4 \mathrm{~s}^1$


E. $[R n] 5 f^0 6 d^2 7 s^2$


Choose the correct answer from the option given below :

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