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The following statement relate to the ad...

The following statement relate to the adsorption of gases on a solid surface. Identify the incorrect statement among them :

A

On adsorption decrease in surface energy appears as heat

B

Enthalpy of adsorption is negative

C

On adsorption, the residual forces on the surface are increased

D

Entropy of adsorption is negative

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

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

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

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

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

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

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  8. Among the following, correct statement is :

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

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

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

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

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

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

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

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

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  17. Haemoglobin and gold sol are examples of

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  18. An example solid sol of

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

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

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