Electronic configuration of four elements is given below. Which of the following does not…

Chemistry · Class 11 · CBSE — Classification of Elements and Periodicity in Properties

1. [Kr] 4d¹⁰ 5s²
2. [Ar] 3d¹⁰ 4s²
3. [Xe] 5p⁶ 6s²
4. [Xe] 4f ¹⁷ 5d¹⁰ 6s²

Answer

(D) [Xe] 4 f 17 5 d 10 6 s 2

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