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1
MHT CET 2023 14th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following catalyst is used in decomposition of $$\mathrm{KCl}_3$$ ?

A
Platinized asbestos
B
$$\mathrm{Fe}$$-$$\mathrm{Cr}$$ catalyst
C
$$\mathrm{Ni}$$
D
$$\mathrm{MnO}_2$$
2
MHT CET 2023 13th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify FALSE statement regarding adsorption from following.

A
It takes place due to unbalanced forces acting on the surface of solid or liquid.
B
During adsorption surface energy of adsorbent increases.
C
It is caused by van der Waals forces.
D
It is an exothermic process.
3
MHT CET 2023 13th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following nanomaterial has one dimension less than $$100 \mathrm{~nm}$$ ?

A
Fibres
B
Nanoparticles
C
Thin films
D
Microcapsules
4
MHT CET 2023 12th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from following nanoparticle catalysts is used in photocatalysis?

A
$$\mathrm{TiO}_2$$
B
$$\mathrm{Pd}$$
C
$$\mathrm{Pt}$$
D
$$\mathrm{Au}$$
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