IIT JEE : Surfaces And Catalysis QUESTIONS AND ANSWERS :: part1 : 1 to 5
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
1.When a river enters the sea, a delta is formed. Formation of delta is due to |
Peptization |
Coagulation |
Emulsification |
Dialysis. |
2.Which of the following is not used for purification of colloidal solutions ? |
Dialysis |
Ultra-centrifugation |
Filteration |
Electrodialysis. |
3.During electrophoresis of a colloidal solution, colloidal particles move towards |
Anode |
Cathode |
Both cathode as well as anode |
Either cathode or anode. |
4.Which of the following is not true for physisorption? |
It is reversible |
It occurs in the form of multimolecular layers |
It needs activation energy |
It increases with increase in pressure. |
5.Tyndall effect in colloidal solution is due to |
Scattering of light |
Reflection of light |
Absorption of light |
Presence of electrically charged particles. |
More Surfaces And Catalysis QUESTIONS AND ANSWERS available in next pages
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