Multiple choice

Which pair represents ionization isomers only?

  1. [Pt(NH3)4] [PtCl4] and [PtCl(NH3)3] [PtCl3(NH3)]

  2. [Co(NH3)6] [Cr(CN)6] and [Cr(NH3)6] [Co(CN)6]

  3. [Cr(H2O)6]Cl3 and [Cr(H2O)5Cl]Cl2.H2O

  4. [Co(NO2)(NH3)5]Cl2 and [Co(ONO)(NH3)5]Cl2

  5. [CoCl2(NH3)4]NO2 and [Co(Cl)(NO2)(NH3)4]Cl
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

[CoCl2(NH3)4]NO2 and [Co(Cl)(NO2)(NH3)4]Cl both complexes are ionization isomers.

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