1
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
Which one of the following characteristics is not correct for physical adsorption?
A
Adsorption increases with increase in temperature
B
Adsorption is spontaneous
C
Both enthalpy and entropy of adsorption are negative
D
Adsorption on solids is reversible
2
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
The formation of gas at the surface of tungsten due to adsorption is the reaction of order
A
0
B
1
C
2
D
insufficient data
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