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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: - The C-C bond length is longest in
- Which of the following is redox reaction
- In methane four C-H bonds are directed towards the corners of
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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
- The C-C bond length is longest in
- Which of the following is redox reaction
- In methane four C-H bonds are directed towards the corners of
- Which electronic configuration of an element has abnormally high difference
- Principal quantum number of an atom is related to the
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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