1
JEE Main 2021 (Online) 18th March Evening Shift
Numerical
+4
-1
A reaction has a half life of 1 min. The time required for 99.9% completion of the reaction is _________ min. (Round off to the Nearest Integer). [Use : ln 2 = 0.69; ln 10 = 2.3]
Your input ____
2
JEE Main 2021 (Online) 18th March Morning Shift
Numerical
+4
-1
2NO(g) + Cl2(g) $$\rightleftharpoons$$ 2NOCl(s)

This reaction was studied at $$-$$10$$^\circ$$ and the following data was obtained

Run $${[NO]_0}$$ $${[C{l_2}]_0}$$ $${r_0}$$
1 0.10 0.10 0.18
2 0.10 0.20 0.35
3 0.20 0.20 1.40

$${[NO]_0}$$ and $${[C{l_2}]_0}$$ are the initial concentrations and r0 is the initial reaction rate.

The overall order of the reaction is __________. (Round off to the Nearest Integer).
Your input ____
3
JEE Main 2021 (Online) 17th March Evening Shift
Numerical
+4
-1
The reaction 2A + B2 $$\to$$ 2AB is an elementary reaction.

For a certain quantity of reactants, if the volume of the reaction vessel is reduced by a factor of 3, the rate of the reaction increases by a factor of ____________. (Round off to the Nearest Integer).
Your input ____
4
JEE Main 2021 (Online) 17th March Morning Shift
Numerical
+4
-1
For a certain first order reaction 32% of the reactant is left after 570s. The rate constant of this reaction is _________ $$\times$$ 10$$-$$3 s$$-$$1. (Round off to the Nearest Integer). [Given : log102 = 0.301, ln10 = 2.303]
Your input ____
JEE Main Subjects
Physics
Mechanics
Electricity
Optics
Modern Physics
Chemistry
Physical Chemistry
Inorganic Chemistry
Organic Chemistry
Mathematics
Algebra
Trigonometry
Coordinate Geometry
Calculus
EXAM MAP
Joint Entrance Examination
JEE MainJEE AdvancedWB JEEBITSATMHT CET
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
© ExamGOAL 2023