1
MHT CET 2024 4th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

In the Arrhenius plot of logk versus $1 / T$ find the value of intercept on $y$ axis

A
$ \log _{10} \mathrm{A}$
B
$\frac{-\mathrm{Ea}}{\mathrm{R}}$
C
$\mathrm{lnk}$
D
$\mathrm{R / E_a}$
2
MHT CET 2024 4th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

For the reaction,

$$3 \mathrm{I}_{\mathrm{(aq.)}}^{-}+\mathrm{S}_2 \mathrm{O}_{8(\mathrm{aq.})}^{2-} \longrightarrow 2 \mathrm{SO}_{4(\mathrm{aq.})}^{2-}+\mathrm{I}_{3(\mathrm{aq.})}^{-}$$

rate of formation of $\mathrm{SO}_{4(\mathrm{aq.})}^{2-}$ is $0.044 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{~s}^{-1}$.

Calculate rate of consumption of $\mathrm{I}_{(\mathrm{aq.})}^{-}$.

A
$0.022 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{~s}^{-1}$
B
$0.044 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{~s}^{-1}$
C
$0.066 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{~s}^{-1}$
D
$0.088 \mathrm{~mol} \mathrm{~dm}^{-3} \mathrm{~s}^{-1}$
3
MHT CET 2024 3rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

For a zero order reaction $\mathrm{A} \longrightarrow$ product. Conc. of $A$ decreases from $0.8 \mathrm{~mol} \mathrm{~dm}^{-3}$ to $0.2 \mathrm{~mol} \mathrm{~dm}^{-3}$ in 6 minute. What is rate constant of the reaction?

A
$0.01 \mathrm{~mol} \mathrm{~dm}^{-3}$ minute ${ }^{-1}$
B
$1.0 \mathrm{~mol} \mathrm{~dm}^{-3}$ minute ${ }^{-1}$
C
$0.1 \mathrm{~mol} \mathrm{~dm}^{-3}$ minute ${ }^{-1}$
D
$1.66 \mathrm{~mol} \mathrm{~dm}^{-3}$ minute ${ }^{-1}$
4
MHT CET 2024 3rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is rate constant of a first order reaction if $60 \%$ reactant decompose in 45 minute?

A
0.010 minute ${ }^{-1}$
B
0.015 minute $^{-1}$
C
0.020 minute $^{-1}$
D
0.025 minute $^{-1}$
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