JEE Advanced 2025 Paper 1

Section: Chemistry

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Question : 34 of 48

Marks: +1, -0

The correct order of the wavelength maxima of the absorption band in the ultraviolet-visible region for the given complexes is

[JEE Adv 2025 P1]

[Co(CN)6]3−<[Co(NH3)6]3+<[Co(NH3)5(H2O)]3+<[Co(NH3)5(Cl)]2+
[Co(NH3)5(Cl)]2+<[Co(NH3)5(H2O)]3+<[Co(NH3)6]3+<[Co(CN)6]3−
[Co(CN)6]3−<[Co(NH3)5(Cl)]2+<[Co(NH3)5(H2O)]3+<[Co(NH3)6]3+
[Co(NH3)6]3+<[Co(CN)6]3−<[Co(NH3)5(Cl)]2+<[Co(NH3)5(H2O)]3+

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