1.

The octahedral complex of a metal ion M^(3+) with four monodentate ligands L_(1),L_(2),L_(3) and L_(4) absorb wavelength in the region of red, green, yellow and blue, respectively. The increasing order of ligand strength of the four ligands is :

Answer»

`L_(4) lt L_(3) lt L_(2) lt L_(1)`
`L_(1) lt L_(3) lt L_(2) lt L_(4)`
`L_(3) lt L_(2) lt L_(4) lt L_(1)`
`L_(1) lt L_(2) lt L_(4) lt L_(3)`

ANSWER :B


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