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Class 12
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Chemistry
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Chemical Kinetics
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Integrated Rate Equations
Integrated Rate Equations
Revise with Concepts
Zero Order Reactions
Example
Definitions
Formulaes
First Order Reaction
Example
Definitions
Formulaes
Half Life of a Reaction
Example
Definitions
Formulaes
Pseudo First Order Reaction
Example
Definitions
Formulaes
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Integrated Rate Law Equation for Zero Order Reaction
5 mins
Plot the graph between Concentration, Rate and Time for Zero Order Reactions
6 mins
Numericals on zero order reactions
4 mins
Integrated Rate Law Equation for First Order Reaction
7 mins
Plot the graph between Concentration, Rate and Time for First Order Reactions
7 mins
Numericals on First Order Reactions
10 mins
Pseudo first order reaction with examples
4 mins
Calculate Half-life Period and its Graphical Representation 1st order reation
5 mins
Calculate Half-life Period and its Graphical Representation for zero order reaction
7 mins
Quick Summary With Stories
Integrated Rate Law Equation for Zero Order Reaction
2 mins read
Integrated Rate Law Equation for First Order Reaction
2 mins read
Rate Law Equation for Decomposition of Ammonium Nitrite
2 mins read
Pseudo First Order Reaction with Examples
2 mins read
Calculate Half Life Period and Its Graphical Representation
2 mins read
Important Questions
A first order reaction takes
$40$
min for
$30$
% decomposition. Calculate
$t_{1/2}$
.
Hard
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>
The rate constant for a first order reaction is
$60s_{−1}$
. How much time will it take to reduce the initial concentration of the reactant to its
$1/16_{th}$
value?
Hard
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>
The unit of rate constant for zero order reaction is:
Medium
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>
Show that in a first order reaction, time required for completion of 99.9% is 10 times of half-life (
$t_{1/2}$
) of the reaction.
Medium
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>
A first order reaction has a rate constant
$1.15×10_{−3}s_{−1}$
. How long will
$5g$
of this reactant take to reduce to
$3g$
?
Medium
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>
For a first order reaction
$A→B$
, the reaction rate at reactant concentration of 0.01 M is found to be
$2.0×10_{−5}molL_{−1}s_{−1}$
. The half-life period of the reaction is:
Medium
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>
The rate constant of the reaction
$A→B$
is
$0.6×10_{−3}moleL_{−1}s_{−1}$
. If the concentration of
$A$
is
$5M$
, then concentration of
$B$
after
$20minutes$
is:
Hard
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>
For a first order reaction, show that time required for
$99$
% completion is twice the time required for the completion of
$90$
% of reaction.
Hard
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>
The rate constant for the reaction,
$2N_{2}O_{5}→4NO_{2}+O_{2}$
, is
$3.0×10_{−5}sec_{−1}$
. If the rate is
$2.40×10_{−5}$
mol
$litre_{−1}sec_{−1}$
, then the concentration of
$N_{2}O_{5}$
( in mol
$litre_{−1}$
) is:
Hard
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>
Derive an expression for the rate constant for a first order reaction.
Medium
View solution
>