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If the adsorbate is held on a surface by weak Van der Walls forces, the absorption process is called
Options
(a) physical adsorption
(b) chemical adsorption
(c) heat of adsorption
(d) enthalpy of adsorption
Correct Answer:
physical adsorption
Explanation:
Particles of the adsorbate are held to the surface of the adsorbent by the physical forces such as van der waals forces, the adsorption is called physical adsorption or physisorption. physical adsorption acan be easily reversed or decreased.
Related Questions: - Which of the following is the green coloured powder produced when ammonium
- Which of the following is a pair of isoelectronic species?
- The molecular of CO₂ has angle 180°.It can be explained on the basis of
- Thomas slag is
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Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following is the green coloured powder produced when ammonium
- Which of the following is a pair of isoelectronic species?
- The molecular of CO₂ has angle 180°.It can be explained on the basis of
- Thomas slag is
- The inert form of carbon is
Topics: Surface Chemistry and Isolation of Elements (88)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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