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An emulsifier is an agent which:...

An emulsifier is an agent which:

A

Accelerates the dispersion

B

Stabilises the emulsion

C

Homogenizes the emulsion

D

Dissociate emulsions

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-SURFACE CHEMISTRY -Assignment Section - A (Objective type questions)
  1. Which of the following has minimum protecting power ?

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  2. Migration of colloidal particles under the influence of electrie field...

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  3. An emulsifier is an agent which:

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  4. Gelatin is often used as an ingredient in the manufacture of ice -crea...

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  5. Milk can be preserved by adding a few drops of

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  6. When a river enters the sea, a delta is formed . Formation of delta is...

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  7. Which statement is incorrect ?

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  8. The potential difference between fixed chaged layer and the diffused L...

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  9. When dilute aqueous solution of AgNO3 (excess) is added to KI solution...

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  10. In the preparation of AgI sol, the excess fo AgNO(3) is added to potas...

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  11. Which of the following method is not employed for the purification of ...

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  12. During purification of colloidal sol by ultracentrifugation which of t...

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  13. Which of the following has the highest and lowest cogulating power? (A...

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  14. Most effective coagulant for a colloidal solution of arsenic sulphide ...

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  15. Flocculation value is expressed in terms of

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  16. Colloidal particles in soap sol carry

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  17. Which of the following metal sols. cannot be prepared by Bredig’s arc ...

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  18. When SO(2) is bubbled into H(2)S gas, colloidal sol is formed. What ty...

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  19. The stabilization of a dispersed phase in a lyopobic colloid is due to

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  20. When FeCl3 solution is added to NaOH a negatively charged sol is obta...

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