Q.
Select correct statement(s)
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a
Physical adsorption is reversible while chemical adsorption is irreversible
b
High pressure favours physical adsorption while low pressure favours chemical adsorption
c
Physical adsorption is not specific while chemical adsorption s highly specific
d
High activation energy is involved in chemical adsorption
answer is A.
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Detailed Solution
Since, chemical combination takes place between adsorbate and adsorbent.
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