Advertisements
Advertisements
Question
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.
Options
if both assertion and reason are true and reason is the correct explanation of assertion.
if both assertion and reason are true but reason is not the correct explanation of assertion.
assertion is true but reason is false.
both assertion and reason are false.
Advertisements
Solution
if both assertion and reason are true and reason is the correct explanation of assertion.
APPEARS IN
RELATED QUESTIONS
Hair cream is ____________.
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
Collodion is a 4% solution of which one of the following compounds in the alcohol-ether mixture?
On which of the following properties does the coagulating power of an ion depend?
Why are lyophillic colloidal sols are more stable than lyophobic colloidal sol?
Write a note on electro osmosis.
Which one of the 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?
