1
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 $\mathrm{Ni}_{(\mathrm{s})}$.
2
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
3
MHT CET 2023 14th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following gases is readily adsorbed by solid adsorbent?

A
$$\mathrm{Cl}_2$$
B
$$\mathrm{N}_2$$
C
$$\mathrm{O}_2$$
D
$$\mathrm{H}_2$$
4
MHT CET 2023 14th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following ion has greater coagulating power for negatively charged sol?

A
$$\mathrm{Fe}(\mathrm{CN})_6^4$$
B
$$\mathrm{PO}_4^{3-}$$
C
$$\mathrm{Ba}^{2+}$$
D
$$\mathrm{Al}^{3+}$$
MHT CET Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12