question_answer

Three complexes,

\[{{[CoCl{{(N{{H}_{3}})}_{5}}]}^{2+}}(I),\]

\[{{[Co{{(N{{H}_{3}})}_{5}}{{H}_{2}}O]}^{3+}}(II)\]and

\[{{[Co{{(N{{H}_{3}})}_{6}}]}^{3+}}(III)\]

absorb light in the visible region. The correct order of the wavelength of light absorbed by them is :

            [JEE Main 10-4-2019 Morning]

A) \[\left( III \right)>\left( I \right)>\left( II \right)\]            

B) \[\left( I \right)>\left( II \right)>\left( III \right)\]

C) \[(II)>\left( I \right)>\left( III \right)\]    

D) \[\left( III \right)>\left( II \right)>\left( I \right)\]