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Chemistry Question on coordination compounds

Which of the following is the correct order of increasing field strength of ligands to form coordination compounds ?

A

SCN−<F−<C2O42−<CN−SCN^{-} < F^{-} < C_2{O_4}^{2-} < CN^-

B

SCN−<F−<CN−<C2O42−SCN^{-} < F^{-} < CN^-< C_2{O_4}^{2-}

C

SCN−<F−<CN−<C2O42−SCN^{-} < F^{-} < CN^-< C_2{O_4}^{2-}$$

D

CN−<C2O42−<SCN−<F− CN^-< C_2{O_4}^{2-}<SCN^{-} < F^{-} $$

Answer

SCN−<F−<C2O42−<CN−SCN^{-} < F^{-} < C_2{O_4}^{2-} < CN^-

Explanation

Solution

The correct option is (A) :SCN−<F−<C2O42−<CN−SCN^{-} < F^{-} < C_2{O_4}^{2-} < CN^-