Question

Write any 4 difference between physical and chemical adsorption

Answer 1

HEY MATE!!
UR ANSWER IS--


physical adsorption:-
1.This usually takes place at low temperature.
2.The force of attraction holding the adsorbate are Vander wall's force.
3.Heat of absorption is low.
4.It is revirseble.


chemical adsorption:-
1.This takes place at hight temperature.
2.The force of attraction holding the adsorbate are chemical bond.
3.Heat of absorption is high.
4.It is irreversible.


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