1
MHT CET 2021 24th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is a first step in mechanism of heterogenous catalysis?

A
Desorption of reaction product from catalyst surface
B
Adsorption of reactant molecules on catalyst
C
Occurrence of chemical reaction on catalyst surface to form an intermediate
D
Diffusion of reactants towards catalyst surface
2
MHT CET 2021 23rd September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following statements is true for adsorption?

A
It is accompanied by evolution of heat.
B
It is a bulk phenomenon.
C
It is independent of surface area.
D
It is independent of temperature.
3
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the value of intercept on $$y$$-axis when $$\log \frac{x}{m}$$ is plotted against $$\log P$$ in Freundlich isotherm?

A
$$\frac{1}{n}$$
B
$$\log k$$
C
n
D
$$\mathrm{k}$$
4
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify the correct decreasing order of precipitation power of flocculating ion added, from following.

A
$$\mathrm{Al}^{3+}>\mathrm{Na}^{+}>\mathrm{Ba}^{2+}$$
B
$$\mathrm{Ba}^{2+}>\mathrm{Al}^{3+}>\mathrm{Na}^{+}$$
C
$$\mathrm{Al}^{3+}>\mathrm{Ba}^{2+}>\mathrm{Na}^{+}$$
D
$$\mathrm{Na}^{+}>\mathrm{Ba}^{2+}>\mathrm{Al}^{3+}$$
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