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1.

The molar ionic conductances of octahedral complexes. (I) `PtCl_(4).5NH_(3)" "` (II) `PtCl_(4).4NH_(3)` (III) `PtCl_(4).3NH_(3)" "` (IV) `PtCl_(4).2NH_(3)`A. `I lt II lt III lt IV`B. `IV lt III lt II lt I`C. `III lt IV lt II lt I`D. `IV lt III lt I lt II`

Answer» Correct Answer - 2
IV of four complexes (1) is 3, (2) is 2, (3) is 1, (4) is 0
Discussion
2.

The number of geometrical isomers for octahedral `[CoCl_(4)(NH_(3))_(2)]^(-)`, square planar `[AuBr_(2)Cl_(2)]^(-)` and `[PtCl_(2)(en)]` areA. `2,2,2`B. `2,2`, no isomerismC. `3,2,2`D. `2,3,` no isomerism

Answer» Correct Answer - B
`M_(a_(2)b_(2))` and `M_(a_(4)b_(2))` show two geometrical isomers.
Discussion