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Coordination Compounds question

2022 · 29 Jul · Shift 2 · Q8
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Coordination Compounds question

2022 · 29 Jul · Shift 2 · Q8

JEE MainChemistryCoordination CompoundsMCQ+4 / −1
Octahedral complexes of copper(II) undergo structural distortion (Jahn-Teller). Which one of the given copper (II) complexes will show the maximum structural distortion? (en - ethylenediamine; H2 N−CH2−CH2−NH2\mathrm{H}_{2} \mathrm{~N}_{-} \mathrm{CH}_{2}-\mathrm{CH}_{2}-\mathrm{NH}_{2}H2​ N−​CH2​−CH2​−NH2​)
  1. A
    [Cu(H2O)6]SO4\left[\mathrm{Cu}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right] \mathrm{SO}_{4}[Cu(H2​O)6​]SO4​
  2. B
    [Cu(en)(H2O)4]SO4\left[\mathrm{Cu}(\mathrm{en})\left(\mathrm{H}_{2} \mathrm{O}\right)_{4}\right] \mathrm{SO}_{4}[Cu(en)(H2​O)4​]SO4​
  3. C
    cis-[Cu(en)2Cl2]\left[\mathrm{Cu}\left(\mathrm{en})_{2} \mathrm{Cl}_{2}\right]\right.[Cu(en)2​Cl2​]
  4. D
    trans-[Cu(en)2Cl2]\left[\mathrm{Cu}\left(\mathrm{en})_{2} \mathrm{Cl}_{2}\right]\right.[Cu(en)2​Cl2​]
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