Chemistry

Problem

Which one of the following pairs of isomers and types of isomerism are correctly matched? (i)

[\text{Co}(\text{NH}_3)_5(\text{NO}_2)]\text{Cl}_2

and

[\text{Co}(\text{NH}_3)_5(\text{ONO})]\text{Cl}_2 \dots (\text{Linkage})

(ii)

[\text{Cu}(\text{NH}_3)_4][\text{PtCl}_4]

and

[\text{Pt}(\text{NH}_3)_4][\text{CuCl}_4] \dots (\text{Coordination})

(iii)

[\text{PtCl}_2(\text{NH}_3)_4]\text{Br}_2

and

[\text{PtBr}_2(\text{NH}_3)_4]\text{Cl}_2 \dots (\text{Ionization})

Select the correct answer using the codes given below : (ii) and (iii) b. (i), (ii) and (iii) (i) and (ii)