A chelating agent has two or more than two donor atoms to bind to a single metal ion. Which of the following is not a chelating agent?

Question

A chelating agent has two or more than two donor atoms to bind to a single metal ion. Which of the following is not a chelating agent? (A) Thiosulphato (B) Oxalato (C) Glycinato (D) Ethane-1,2-diamine

Tardigrade Admin · Accepted Answer

Thiosulphate (S2O2-3) is a unidentate ligand.

Q. A chelating agent has two or more than two donor atoms to bind to a single metal ion. Which of the following is not a chelating agent?

Thiosulphato

Oxalato

Glycinato

Ethane- $1, 2$ -diamine

Thiosulphate $(S_{2} O_{3}^{2 -})$ is a unidentate ligand.