The transition elements have a characteristic electronic configuration which can be…

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

1. (n – 2) s²p⁶d^1–10 (n – 1) s²p⁶ns²
2. (n – 2) s²p⁶d^1–10 (n – 1) s²p⁶d^{1 or 2} ns¹
   
3. (n – 1)s²p⁶d¹⁰ ns²np⁶nd^1–10
4. (n – 1) s²p⁶d^1–10ns^0–2

Answer

(D) (n – 1) s 2 p 6 d 1–10 ns 0–2

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