1
MHT CET 2024 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following is an example of multimolecular colloids?

A
Soap
B
  Polythene
C
Sulfur molecule $\left(\mathrm{S}_8\right)$
D
Nylon
2
MHT CET 2024 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify dispersed phase and dispersion medium in cheese.

Dispersed Phase Dispersion medium
1 liquid solid
2 liquid liquid
3 solid liquid
4 solid solid

A
1
B
2
C
3
D
4
3
MHT CET 2024 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is an example of heterogenous catalysis?

A
Oxidation of $\mathrm{SO}_{2(\mathrm{~g})}$ in presence of $\mathrm{NO}_{(\mathrm{g})}$.
B
  Decomposition of aqueous $\mathrm{H}_2 \mathrm{O}_2$ in presence of $\mathrm{I}_{(\mathrm{aq})}^{-}$.
C
Hydrolysis of sugar in presence of aq. $\mathrm{H}_2 \mathrm{SO}_4$.
D
Hydrogenation of vegetable oil in presence of $\mathrm{Ni}_{(\mathrm{s})}$.
4
MHT CET 2024 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following techniques is used for preliminary confirmation of nanoparticles?

A
UV-visible spectroscopy
B
X ray diffraction
C
Scanning electron microscopy
D
Transmission electron microscopy
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