1
MHT CET 2026 17th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Half life of zero order reaction is 1 hour. If initial concentration of reactant is 2.0 mol $\text{L}^{-1}$, find the time required to decrease concentration from 0.50 to 0.25 mol $\text{L}^{-1}$
A
$0.25$ hour
B
$0.50$ hour
C
$1.00$ hour
D
$4.00$ hour
2
MHT CET 2026 17th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
What is the term used for the minimum kinetic energy required for the reactant molecules to undergo reaction?
A
Potential energy
B
Bond energy
C
Thermal energy
D
Activation energy
3
MHT CET 2026 17th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
If time required for 90 % completion of a first order reaction is '$t$'. What is the time required for 99.9 % completion of reaction at same temperature?
A
$3t$
B
$2t$
C
$t$
D
$\dfrac{3t}{2}$
4
MHT CET 2025 5th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following statements is NOT correct regarding order of reaction?

A

It is determined experimentally.

B

It is not influenced by stoichiometric coefficient of reactants.

C

It is sum of power to the concentration terms of reactants in rate law equation.

D

It is always whole number.

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