Verified Solution • 2025–26 Session moderate

QNEET-2020-Ch-698: NEET 2020 Chemistry - Class 12 NEET-2020-Ch-698 Solution: Which of the following is the correct order of increasing field …

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

SCN^- < F^- < CN^- < C_2O_4^{2-}

F^- < SCN^- < C_2O_4^{2-} < CN^-

CN^- < C_2O_4^{2-} < SCN^- < F^-

SCN^- < F^- < C_2O_4^{2-} < CN^-

Multiple Choice Options

A SCN $-$ _ < F $-$ _ < CN $-$ _ < C 2 O 4 2-
B F $-$ _ < SCN $-$ _ < C 2 O 4 2- < CN $-$ _
C CN $-$ _ < C 2 O 4 2- SCN $-$ _ < F $-$ _
D SCN $-$ _ < F $-$ _ < C 2 O 4 2- < CN $-$ _

Step-by-Step Verified Solution

Spectrochemical series (as given in NCERT) : L _ < B r _ < S C N _ < C l _ < S _ 2 < F _ < O H _ < C 2 O 4 2 _ < H 2 O < N C S _ < E D T A 4 _ < N H 3 < e n < C N _ < C O

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