IIT JEE Questions And Answers :: Surfaces And Catalysis: part2



IIT JEE : Surfaces And Catalysis QUESTIONS AND ANSWERS :: part2 : 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.Which of the following is homogeneous?

an emulsion
a sol
a suspension
none of these.

2.Colloidal solution of metals like gold, platinum, etc. can be obtained by

Bredigs arc method
Peptisation
Hydrolysis of their salts
Oxidation of their salts.

3.Soap is a sodium salt of higher fatty acids. When soap is added to water, the colloidal solution obtained contains ��� colloidal particles.

Positively charged
Negatively charged
Neutral in nature
Not ionized.

4.The colloidal solution of a solid as dispersed phase and a gas as the dispersion medium is known as

Sol
Gel
Aerosol
Solid foam.

5.Colloidal solutions are classified on the basis of

Molecular size
Size of colloidal particles
Organic or inorganic
Surface tension.

More Surfaces And Catalysis QUESTIONS AND ANSWERS available in next pages

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