JEE PYQ: Coordination Compounds Question 3
Question 3 - 2021 (17 Mar Shift 2)
Match List-I with List-II:
List-I: (a) $[\text{Co(NH}_3)_6]$ $[\text{Cr(CN)}_6]$ (b) $[\text{Co(NH}_3)_3$ $(\text{NO}_2)_3]$ (c) $[\text{Cr(H}_2\text{O)}_6]\text{Cl}_3$ (d) $cis$-$[\text{CrCl}_2(\text{ox})_2]^{3-}$
List-II: (i) Linkage isomerism (ii) Solvate isomerism (iii) Co-ordination isomerism (iv) Optical isomerism
Choose the correct answer from the options given below:
(a) (a)-(iii), (b)-(i), (c)-(ii), (d)-(iv) (b) (a)-(iv), (b)-(ii), (c)-(iii), (d)-(i) (c) (a)-(ii), (b)-(i), (c)-(iii), (d)-(iv) (d) (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
Show Answer
Answer: (a)
Solution
(a) $[\text{Co(NH}_3)_6][\text{Cr(CN)}_6]$ — Co-ordination isomerism; (b) $[\text{Co(NH}_3)_3(\text{NO}_2)_3]$ — Linkage isomerism; (c) $[\text{Cr(H}_2\text{O)}_6]\text{Cl}_3$ — Solvate isomerism; (d) $cis$-$[\text{CrCl}_2(\text{ox})_2]^{3-}$ — Optical isomerism.