1.

coagultion is the process by which the dispersed phase of a colloid is made to aggregate and thereby separtate from the continuous phase. The minimum concetration of an eletrolyte in milli-moles per litre of the electrolyte solution which required to cause the caogultion of colloidal sol is called coagution value . therefroe higher is the coagulatings power of effective ion, smaller will be the coagultion value of the electrolyte.the coagulation of colloidal particles fo the sol can be caused by :A. heatingB. adding electrolyteC. adding oppositely charged solD. all of these

Answer» Correct Answer - d


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