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IMPORTANT
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Which of the following statements about physical adsorption is correct?
(a)It is always monolayer.
(b)It is reversible in nature.
(c)It involves van der Waals interactions between adsorbent and adsorbate
(d)It involves small enthalpy of adsorption as compared to chemisorption.

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Important Questions on Surface Chemistry
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MEDIUM
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The origin of charge on a colloidal solution is:
