Outermost electronic configurations of four elements A, B, C, D are given below: A. 3s 2…

Chemistry · JEE Main · NTA Exams — Classification of Elements and Periodicity in Properties

1. (A) < (B) < (C) < (D)
2. (B) < (A) < (D) < (C)
3. (B) < (D) < (A) < (C)
4. (B) < (A) < (C) < (D)

Answer

(B) (B) < (A) < (D) < (C)

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