Multiple choice Which of the following is a pair of linkage isomers? [Co(NH3)6][Cr(C2O4)3] and [Co(C2O4)3][Cr(NH3)6] [PtBr(NH3)3]NO2 and [Pt(NO2)(NH3)3]Br [CrCl(H2O)5]Cl2.H2O and [Cr(H2O)6]Cl3 [Co(ONO)(NH3)5]Cl and [Co(NO2)(NH3)5]Cl cis-[PtCl2(NH3)2] and trans-[PtCl2(NH3)2] Reveal answer Fill a bubble to check yourself D Correct answer Explanation It is a pair of linkage isomers.