Which of the following ligands is NOT a chelating agent /

Which of the following ligands forms a chelate

Which of the following ligand can act as chelating agent but does not have chiral centre?

Which of the following ligands does form a chelate ?

Which of the following ligands will not show chelation ?

Which of the following ligands will not show chelation ?

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 -