Advertisements
Advertisements
प्रश्न
What happens when a freshly prepared precipitate of Fe(OH)3 is shaken with a small amount of FeCl3 solution?
Advertisements
उत्तर
Peptization takes place forming a positively charged colloidal sol of Fe(OH)3.
Peptization is a process of passing of a precipitate into colloidal particles on adding suitable electrolyte. The electrolyte added is known as the peptizing agent.
APPEARS IN
संबंधित प्रश्न
Define the following term:
Zeta potential
Answer the following question.
Why are medicines more effective in the colloidal state?
A colloidal sol is prepared by the given method in the figure. What is the charge on hydrated ferric oxide colloidal particles formed in the test tube? How is the solution represented?
Why does leather get hardened after tanning?
Give reason for the following:
Lyophilic colloidal solutions are more stable than lyophobic colloidal solutions.
What is common in aqua sols and solid aerosols? How do they differ?
What is Gold number?
Which of the following is used for removing change on colloidal solution?
The right option for the statement “Tyndall effect is exhibited by”, is:
Define the following term:
Coagulation
