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Assertion: Isoelectric point is pH at wh...

Assertion: Isoelectric point is `pH` at which colloidal can move towards either of electrode.
Reason: At isoelectric point coolidal particles becomes electrically netural .

A

If assertion is true but the reason is false.

B

If assertion is false but the reason in true.

C

If both assertion and reason are true and the reason is a correct explanation of assertion

D

If both assertion and reason are true but reason is not a correct explanation of assertion.

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The correct Answer is:
B
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MOTION-SURFACE CHEMISTRY-Exercise - 2 (Level-II)
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  2. The protective power of the lyophilic colloids is expressed in terms o...

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  4. Assertion: When AgNO(3) is treated with excess of Kl, colloidal partic...

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  5. Assertion : For adsorption DeltaG, DeltaH, DeltaS all have –ve values ...

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  6. Assertion: A gas with higher critical temperature gets adsorbed to mor...

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  7. Assertion : Physical adsorption of molecules on the surface requires a...

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  8. The plot representing adsorption isotherm is

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  9. Adsorption isotherms are properly represented as in

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  10. Which of the following is/are correct statements

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  11. Which statement(s) is /are correct ?

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  12. Which of the following is/are correct for aq. lyophilic sols ?

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  13. Which statement(s) is /are correct

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  14. Colloidal solution can be purified by :

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  15. Coagulation of colloids can be achieved by :

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  16. When negatively charged colloids like As(2)S(3) sol is added to positi...

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  17. Which of the following is not lyophillic

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  18. Colloidal gold can be prepared by ,

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  19. The coagulation of sol particles may be brought in by :

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  20. Which is (rarr) not lyophobic in nature ?

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