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JEE Main202528 Jan 2025Morning ShiftChemistryd and f Block ElementsActual

Consider ' n ' is the number of lone pair of electrons present in the equatorial position of the most stable structure of ClF ₃ . The ions from the following with ' n ' number of unpaired electrons are A. V ³⁺ B. Ti ³⁺ C. Cu ²⁺ D. Ni ²⁺ E. Ti ²⁺ Choose the correct answer from the options given below:

Options

  1. AA and C Only
  2. BA, D and E Only
  3. CB and D Only
  4. DB and C Only

Correct answer

B. A, D and E Only

Step-by-step solution

ClF ₃ n =2( No of lone pair present in equitorial plane ) (Unpaired e ⁻ ) (A) V ⁺³:[ Ar ] 3 ~d ^2 2 (B) Ti ³⁺:[ Ar ] 3 ~d ^1 1 (C) Cu ⁺²:[ Ar ] 3 ~d ^9 1 (D) Ni ⁺²:[ Ar ] 3 ~d ^8 2 (E) Ti ⁺²:[ Ar ] 3 ~d ^2 2

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