Can someone give me some examples of different peptization process? For eg. AgI + KI -> Negative Colloid Here I- adsorbs on the surface of AgI. I want some more examples like this. Share with your friends Share 1 Vartika Jain answered this Dear Student, Some more examples are :Peptization of freshly precipitated ferric hydroxide with ferric chloride solutionFe3+ is absorbed on Fe(OH)3A precipitate of AgCl on shaking with dilute solution of AgNO3 adsorbs Ag+ ionAddition very dil. HCl to freshly precipitated Al(OH)3 Regards, 1 View Full Answer