Which of following statement is correct for physisorption?

Which of following statement is correct for physisorption?
  1. It involves formation of covalent or ionic bonds.
  2. It is favoured at high temperature.
  3. It is reversible.
  4. It is very specific.

Solution

Physisorption - It arises because of van der Waals' force. - It is not specific in nature. - It is reversible in nature. - Low temperature is favorable for adsorption. It decreases with increase of temperature.

Asked in: MHT CET 2021 (21 Sep Shift 1)

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