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Home » Which of the following is the correct order of increasing field strength of ligand to form coordination compound? A. B. C. D.
Which of the following is the correct order of increasing field strength of ligand to form coordination compound? A. \quad F ^{-}< SCN ^{-}< C _{2} O _{4}{ }^{2-}< CN ^{-} B. CN ^{-}< C _{2} O _{4}{ }^{2-}< SCN ^{-}< F ^{-} C. SCN ^{-}< F ^{-}< C _{2} O _{4}{ }^{2-}< CN ^{-} D. \quad SCN ^{-}< F ^{-}< CN ^{-}< C _{2} O _{4}{ }^{2-}
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Which of the following is the correct order of increasing field strength of ligand to form coordination compound? A. \quad F ^{-}< SCN ^{-}< C _{2} O _{4}{ }^{2-}< CN ^{-} B. CN ^{-}< C _{2} O _{4}{ }^{2-}< SCN ^{-}< F ^{-} C. SCN ^{-}< F ^{-}< C _{2} O _{4}{ }^{2-}< CN ^{-} D. \quad SCN ^{-}< F ^{-}< CN ^{-}< C _{2} O _{4}{ }^{2-}

Correct Option: D)

In general, ligands can be arranged in the following order in terms of increasing field strength:

In accordance with the spectrochemical series

I ^{-}< Br ^{-}< SCN ^{-}< Cl ^{-}< S ^{2-}< F ^{-}< OH ^{-}< C _{2} O _{4}^{2-}< H _{2} O < NCS ^{-}<
EDTA ^{4-}< NH _{3}< en <CN ^{-}< CO

i

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