Advertisements
Advertisements
प्रश्न
In an electrical field, the particles of a colloidal system move towards the cathode. The coagulation of the same sol is studied using
I. K2SO4
II. Na3PO4
III. K4[Fe(CN)6]
IV. NaCI
Their coagulating power should be
पर्याय
II > I > IV > III
III > II > I > IV
I > II > III > IV
none of these
Advertisements
उत्तर
III > II > I > IV
APPEARS IN
संबंधित प्रश्न
Assertion: Coagulation power of Al3+ is more than Na+.
Reason: greater the valency of the flocculating ion added, greater is its power to cause precipitation.
Statement: To stop bleeding from an injury, ferric chloride can be applied. Which comment about the statement is justified?
The most effective electrolyte for the coagulation of As2S3 Sol is ____________.
Peptising agent is added to convert precipitate into colloidal solution. Explain with an example.
Explain any one method for coagulation.
Which one of the is not a surfactant?
Which one of them is not a surfactant?
Which one of the is not a surfactant?
Which one of the is not a surfactant?
Which one of the is not a surfactant?
