1.

The magnetic property, dipole moment, plane of symmetry, colour and absorption band cann be helpful in structure elucidation of complex compounds: Q. Which of the following complex ion is expected to absorb light in 4000 Å to 7800 Å region?

Answer»

`[Ti(en)_(3)]^(4+)`
`[CR(H_(2)O)_(6)]^(3+)`
`[Sc(NH_(3))_(4)(H_(2)O)_(2)]^(3+)`
`Zn(en)_(2)(NH_(3))_(2)]^(2+)`

Answer :B


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