1.The correct order of ligands according to their trans effect isa.Cl−^-− > en > CN−^-− > NCS−^-−b.CN−^-− > en > NCS−^-− > Cl−^-−c.NCS−^-− > CN−^-− > Cl−^-− > end.en > CN−^-− > Cl−^-− > NCS−^-−Login to continueOnly logged in users canattempt or see the solution.