EASY
12th West Bengal Board
IMPORTANT
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Adsorption of gases on solid surface is generally exothermic because

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Important Questions on Surface Chemistry

EASY
12th West Bengal Board
IMPORTANT
The diameter of colloidal particles range from
EASY
12th West Bengal Board
IMPORTANT
Alum is a water purifier because it :
EASY
12th West Bengal Board
IMPORTANT
Which of the following form micelles in aqueous solution above certain concentration ?
EASY
12th West Bengal Board
IMPORTANT
Which of the following is correct for lyophilic sol?
EASY
12th West Bengal Board
IMPORTANT
The volume of the colloidal particles Vc as compared to the volume of a solute particle in a true solution Vs could be
EASY
12th West Bengal Board
IMPORTANT
The dispersed phase in colloidal iron (III) hydroxide and colloidal gold is positively and negatively charged, respectively. Which of the following statement is not correct
EASY
12th West Bengal Board
IMPORTANT
Lyophilic sols are more stable than lyophobic sols because of the particles 
EASY
12th West Bengal Board
IMPORTANT
A plot of logxm  versus log p for the adsorption of a gas on a solid gives a straight line with a slope equal to