The ionisation isomer of `[Co(H_(2)O)_(4)CI_(2)NO`
(a) `[Co(H_(2)O)_(4)(NO_(2))]CI_(2)`
(b) `[Co(H_(2)O)_(4)CI_(2)]NO_(2)`
`[Co(H_(2)O)_(4)CI(ONO)]CI`
(d )`[Co(H_(2)O)_(4)CI_(2)(NO_(2))]H_(2)O` .

The ionisation isomer of [Co(H_(2)O)_(4)Cl_(2)]NO_(2) (a) [Co(H_(2)O)_(4)(NO_(2))]CI_(2) (b) [Co(H_(2)O)_(4)CI_(2)]NO_(2) [Co(H_(2)O)_(4)CI(ONO)]CI (d ) [Co(H_(2)O)_(4)CI_(2)(NO_(2))]H_(2)O .

The ionisation isomer of [Cr(H_(2)O)_(4)CI(NO_(2))]CI is .

[Co(NH_(3))_(4)(NO_(2))_(2)]CI exhibits

[Co(NH_(3))_(4)(NO_(2))_(2)]CI exhibits

The Compounds [Cr(H_(2)O)_(6)]CI_(3) , [Cr(H_(2)O)_(5)CI]CI_(2) . H_(2)O and [Cr(H_(2)O)_(4)CI_(2)] . 2H_(2)O exhibit

The Compounds [Cr(H_(2)O)_(6)]CI_(3) , [Cr(H_(2)O)_(5)CI]CI_(2) . H_(2)O and [Cr(H_(2)O)_(4)CI_(2)] . 2H_(2)O exhibit

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 .