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Coordination Compounds question

2022 · Shift 1 · Q17
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  5. /2022 · Shift 1 · Q17

Coordination Compounds question

2022 · Shift 1 · Q17

JEE AdvancedChemistryCoordination CompoundsMCQ+3 / −1

LIST-I contains metal species and LIST-II contains their properties.

List-I List-II
(I) [Cr(CN)6]4−\left[\mathrm{Cr}(\mathrm{CN})_{6}\right]^{4-}[Cr(CN)6​]4−
 (P) t2gt_{2 \mathrm{g}}t2g​ orbitals contain 4 electrons
(II) [RuCl6]2−\left[\mathrm{RuCl}_{6}\right]^{2-}[RuCl6​]2− (Q) μ\muμ(spin-only )=4.9BM)=4.9 \mathrm{BM})=4.9BM
(III) [Cr(H2O)6]2+\left[\mathrm{Cr}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{2+}[Cr(H2​O)6​]2+
 (R) low spin complex ion
(IV) [Fe(H2O)6]2+\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{2+}[Fe(H2​O)6​]2+
 (S) metal ion in 4+4+4+ oxidation state
(T) d4d^{4}d4 species

[Given: Atomic number of Cr=24,Ru=44,Fe=26\mathrm{Cr}=24, \mathrm{Ru}=44, \mathrm{Fe}=26Cr=24,Ru=44,Fe=26 ]

Match each metal species in LIST-I with their properties in LIST-II, and choose the correct option

  1. A
    I →\rightarrow→ R, T; II →\rightarrow→ P, S; III →\rightarrow→ Q, T; IV →\rightarrow→ P, Q
  2. B
    I →\rightarrow→ R, S; II →\rightarrow→ P, T; III →\rightarrow→ P, Q; IV →\rightarrow→ Q, T
  3. C
    I →\rightarrow→ P, R; II →\rightarrow→ R, S; III →\rightarrow→ R, T; IV →\rightarrow→ P, T
  4. D
    I →\rightarrow→ Q, T; II →\rightarrow→ S, T; III →\rightarrow→ P, T; IV →\rightarrow→ Q, R
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