Question
Which of the following is a correct increasing order of ligand field strength ?
MHT CET
Chemistry
Coordination Compounds
2026
MHT CET 2026 (18 April Shift 2)
MHT CET Chemistry Question (2026) — Solution
Options
- A. EDTA < C _2 O _4^ 2- < H _2 O < en
- B. en < H _2 O < EDTA < C _2 O _4^ 2-
- C. C _2 O _4^ 2- < H _2 O < EDTA < en
- D. H _2 O < en < C _2 O _4^ 2- < EDTA
Answer
C. C _2 O _4^ 2- < H _2 O < EDTA < en
Step-by-step solution
According to the spectrochemical series, the ligands are arranged in the increasing order of their crystal field splitting energy (CFSE) or ligand field strength as follows: I^ - From the given options, the correct increasing order of ligand field strength is: C_2O_4^ 2- Answer: C _2 O _4^ 2- < H _2 O < EDTA < en
Related: Chemistry — Coordination Compounds · All PYQ Banks