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Among the following, the false statement...

Among the following, the false statement is :

A

It is possible to cause artificial rain by throwing electrified sand carrying charge opposite to the one on clouds from an aeroplane.

B

Lyophilic solution can be coagulated by adding an electrolyte

C

Latex is a colloidal solution of rubber particles which are positively charged

D

Tyndall effect can be used to distinguish between a colloidal solution and a true solution

Text Solution

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The correct Answer is:
C
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RESONANCE-SURFACE CHEMISTRY-Exercise-3, Part-II JEE (Main)
  1. The Tyndall effect is observed only when following conditions are sati...

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  2. The following statement relate to the adsorption of gases on a solid s...

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  3. Under ambient conditions, which among the following surfactants will f...

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  4. The most appropriate method of making egg-albumin sol is :

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  5. A particular adsorption process has the following characteristics : (i...

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  6. Gold numbers of some colloids are : Gelatin : 0.005 - 0.01 , Gum Ara...

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  7. Among the following, correct statement is :

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  8. Adsorption of a gas on a surface follows Freundlich adsorption isother...

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  9. Which of the following statements about colloids is False ?

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  10. If x gram of gas is adsobed by m gram of adsorbent at pressure P the ...

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  11. Two compounds I and II are eluted by column chromatography (adsorption...

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  12. Which one of the following is not a property of physical adsorption ?

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  13. Adsorption of a gas follows Freundlich adsorption isotherm. In the giv...

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  14. For coagulation of arsenious sulphide sol, which one of the following ...

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  15. Which of the following is not an example of heterogeneous catalytic re...

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  16. Haemoglobin and gold sol are examples of

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  17. An example solid sol of

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  18. Among the colloids cheese (C), milk (M) and smoke (S), the correct com...

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  19. {:("Given",,,,),("Gas", H(2), CH(4), CO(2), SO(2)),("Critical", 33, 19...

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  20. Among the following, the false statement is :

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