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how will you distinguish between the following pairs of isomers `[Cr(NH_(3))_(3)(NO_(2))_(3)]` and `[Cr(NH_(3))_(6)][Cr(NO_(2))_(6)]`

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By conductane measurement Its isomer will have nearly zero molar conductane while latter isomer has two ions and will show molar conductane for `2` ions .
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The compexes [Co(NH_(3))_(6)][Cr(C_(2)O_(4))_(3)] and [Cr(NH_(3))_(6)][Co(C_(2)O_(4))_(3)]

Describe a simple test to distinguish between the following pairs of compounds (i) (A) [Co(NH_(3))_(5)Br]SO_(4) and (B) [Co(NH_(3))_(5)SO_(4)]Br (ii) (A) [Cr(H_(2)O)_(6)]CI_(3) and (B) [Cr (H_(2)O)_(5)CI] CI_(2)H_(2)O (iii) (A) cis [PtCI_(2)(NH_(3))_(2)] and (B) trans [Pt CI_(2)(NH_(3))_(2)] (iv) (A) and (B) Two enantiomers of [Co(en)_(2)(NH_(3))_(2)] (V) (A) (A) [Cr (NH_(3))_(6)][Cr(NH_(3))_(2)(NO_(2))_(4)] (vi) (A) [Pt(NH_(3))_(2)CI_(2)] and (B) [Pt(NH_(3))_(6)]CI_(2) (vii) (A) [Co(NH_(3))_(5)CI]SO_(4) and (B) [Co(NH_(3))_(5)SO_(4)]CI .

How can be the following pair of isomers be distinguished from one another I [Co(NH_(3))_(6)][Cr(NO_(2))_(6)] and (II) [Cr(NH_(3))_(6)][Co(No_(2))_(6)] I [Cr(NH_(3))_(6)[Cr(No_(2))_(6)] and (II) [Cr(NH_(3))_(4)(No_(2))_(2)][Cr(NH_(3))_(2)(NO_(2))_(4)] .

Name the type of isomerism exibited by the following isomers : (1) [Cr(NH_(3))_(6)][Cr(CN)_(6)] and [Cr(NH_(3))_(4)(CN)_(2)][Cr(NH_(3))_(2)(CN)_(4)] (2) [Co(py)_(2)(H_(2)O)_(2)Cl_(2)]Cl and [Co(py)_(2)(H_(2)O)Cl_(3)]H_(2)O (3) [Pt(NH_(3))_(4)Br_(2)]Cl_(2) and [Pt(NH_(3))_(4)Cl_(2)]Br_(2) (4) [Co(NH_(3))_(5)NO_(2)]Cl_(2) and [Co(NH_(3))_(5)ONO]Cl_(2)

The number of geometrical isomers of [Co(NH_(3))_(3)(NO_(2))_(3)] are

The complexes |Co(NH_(3))_(6)||Cr(C_(2)O_(4))_(3)| and |Cr(NH_(3))_(6)||Co(CrO_(4))_(3)| are