Advertisements
Advertisements
Question
Define coagulation.
Solution
It is a process of aggregating together the colloidal particles so as to change them into large-sized particles, which ultimately settle as a precipitate.
APPEARS IN
RELATED QUESTIONS
Define the following term:
Zeta potential
What modification can you suggest in the Hardy-Schulze law?
Explain the terms Coagulation
Explain the terms Tyndall effect.
How does it become possible to cause artificial rain by spraying silver iodide on the clouds?
Why do we add alum to purify water?
Assertion: An ordinary filter paper impregnated with collodion solution stops the flow of colloidal particles.
Reason: Pore size of the filter paper becomes more than the size of colloidal particle.
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 (Hardy Schulze rule).
Which of the following is a correct statement?
In order to cause coagulation of 100 ml Arsenious sulphide sol 111.7 mg of 2 M NaCl solution is used, the coagulation value of NaCl will be ______.
