Question
Chemistry Question on Inorganic chemistry
The correct order for wavelengths of light absorbed in the complex ions
[CoCl(NH3)5]2+, [Co(NH3)6]3+, [Co(CN)6]3- is
A
[CoCl(NH3)5]2+ > [Co(NH3)6]3+> [Co(CN)6]3-
B
[Co(NH3)6]3+ > [Co(CN)6]3- > [CoCl(NH3)5]2+
C
[Co(CN)6]3- > [CoCl(NH3)5]2+ > [Co(CN)6]3-
D
[Co(NH3)6]3+ > [CoCl(NH3)5]2+ > [Co(CN)6]3-
Answer
[CoCl(NH3)5]2+ > [Co(NH3)6]3+> [Co(CN)6]3-
Explanation
Solution
The correct answer is (A) : [CoCl(NH3)5]2+ > [Co(NH3)6]3+> [Co(CN)6]3-.