Identify the method of preparation of a colloidal sol from the following
Identify the method of preparation of a colloidal sol from the following
Ultrafiltration
Peptisation
Dialysis
Electro-dialysis
Solution
A process of converting a precipitate into colloidal sol called peptisation by shaking it with the dispersion medium.
For purification of colloidal solutions
(i) Dialysis
(ii) Electrodialysis,
(iii) Ultrafiltration
(iv) Ultra-centrifugation.