JEE Mains · Chemistry · STD 12 - 5. Co-ordination chemistry
The correct sequence of ligands in the order of decreasing field strength is _______.
- A \(\mathrm{CO}>\mathrm{H}_2 \mathrm{O}>\mathrm{F}^{-}>\mathrm{S}^{2-}\)
- B \({ }^{-} \mathrm{OH}>\mathrm{F}^{-}>\mathrm{NH}_3>\mathrm{CN}^{-}\)
- C \(\mathrm{NCS}^{-}>\mathrm{EDTA}^{4-}>\mathrm{CN}^{-}>\mathrm{CO}\)
- D \(\mathrm{S}^{2-}>-\mathrm{OH}>\mathrm{EDTA}^{+}>\mathrm{CO}\)
Answer & Solution
Correct Answer
(A) \(\mathrm{CO}>\mathrm{H}_2 \mathrm{O}>\mathrm{F}^{-}>\mathrm{S}^{2-}\)
Step-by-step Solution
Detailed explanation
According to spectrochemical series ligand field strength is \(\mathrm{CO}>\mathrm{H}_2 \mathrm{O}>\mathrm{F}^{-}>\mathrm{S}^{2-}\)
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