The correct statement(s) pertaining to the adsorption of a gas on a solid surface is (are)
A
Adsorption is always exothermic
B
Phusisorption may transform into chemisorpton at high temperature
C
Phuysisrotpon increase with increasing temperature but chemisorption decrease with increasing temperature
D
Chemisorpotion is more exothermic than physisorption, howrver it is very slow due to higher erengy of activation
Text Solution
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The correct Answer is:
a,b,d
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In Langur's mofel of adsorption of a gas on the solid surface :
