Advertisements
Advertisements
प्रश्न
Define the following term : Brownian movement
Advertisements
उत्तर
The continuous random zig-zag motion of colloidal particles in the colloidal solution, when observed under an ultramicroscope, is called Brownian movement/motion.
संबंधित प्रश्न
Explain the terms Coagulation
What happens when a freshly prepared precipitate of Fe(OH)3 is shaken with a small amount of FeCl3 solution?
What happens when an emulsion is centrifuged?
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 sol represented?
Give reason for the following:
Lyophilic colloidal solutions are more stable than lyophobic colloidal solutions.
Which of the following is used for removing change on colloidal solution?
What is electrophoresis?
6.84 g Al2(SO4)3 is needed to coagulate 2.5 L of As2S3 sol completely in 2.0 hrs. The coagulation value of Al2 (SO4)3 is ______.
Lyophilic sols are more stable than lyophobic sols because ______.
