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1
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following is true for chemisorption?

A
Heat of adsorption is in the range of $$20$$-$$40 \mathrm{~kJ} \mathrm{~mol}^{-1}$$.
B
It is multimolecular layered.
C
van der Waals forces are involved.
D
It is favoured at high temperature up to certain limit.
2
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following is NOT an example of one-dimensional nanostructure?

A
Nano shells
B
Nanowires
C
Nanotubes
D
Fibres
3
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following gases is adsorbed to greater extent at similar conditions of temperature and pressure if the adsorbent remains same?

A
N$$_2$$
B
Cl$$_2$$
C
H$$_2$$
D
O$$_2$$
4
MHT CET 2021 21th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of following statements is correct for physisorption?

A
It involves formation of covalent or ionic bonds.
B
It is favoured at high temperature.
C
It is reversible.
D
It is very specific.
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