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The wavelengths of light absorbed by the complexes [Ni(H_2O)_6]^(2+),[Ni(en)_3]^(2+),[Ni(H_2O)_4en]^(2+) are lamda_1, lamda_2,lamda_3 respectively. The correct order of wavelengths is |
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Answer» `lamda_1 gt lamda_2 gt lamda_3` strength of ligand is EN `gt H_2O`. Hence, energy absorbed WOULD be in order of `[NI(en)_3]^(2+) gt [Ni (H_2O)_4en]^(2+) gt [Ni (H_2O)_6]^(2+)` Hence, wavelength order would be `[Ni(H_2O)_6]^(2+) gt [Ni(H_2O)_4 en)]^(2+) gt [Ni (en)_3]^(2+)` `(lamda_1) (lamda_2) (lamda_3)` Hence, `(lamda_1 gt lamda_3 gt lamda_2)`. |
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