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ChemistryJEE Main 2 Apr 2026, Shift 1·Q12·MCQ·Easy–moderate

Coordination Compounds · Spectrochemical series crystal field splitting

Match List – I with List – II.
List – IList – II
Chromium (III) ComplexesΔ0\boldsymbol{\Delta_0}(cm−1^{\mathbf{-1}})
(en = ethylene diamine)
A.[Cr(CN)X6]X3−\ce{[Cr(CN)6]^3-}I.15,060
B.[CrFX6]X3−\ce{[CrF6]^3-}II.17,400
C.[Cr(HX2O)X6]X3+\ce{[Cr(H2O)6]^3+}III.22,300
D.[Cr(en)X3]X3+\ce{[Cr(en)3]^3+}IV.26,600
Choose the correct answer from the options given below :
  1. (1)A-I, B-II, C-III, D-IV
  2. (2)A-II, B-III, C-IV, D-I
  3. (3)A-III, B-IV, C-I, D-II
  4. (4)A-IV, B-I, C-II, D-III
We corrected a printing error in the original paper

Source printed “[Cr(H2_2O)6_6)]3+^{3+}” (stray closing parenthesis).

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See the full 2 Apr 2026, Shift 1 paper