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Electronic Configuration and Types of Elements

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2025 1 question

Which among the following electronic configurations belong to main group elements?A. $[\text{Ne}]3s^1$B. $[\text{Ar}]3d^3 4s^2$C. $[\text{Kr}]4d^{10}5s^2 5p^5$D. $[\text{Ar}]3d^{10}4s^1$E. $[\text{Rn}]5f^0 6d^2 7s^2$Choose the correct answer from the options given below: