Chapter 7 – Chemical Kinetics and Nuclear Chemistry (Level 1 and Level 2)
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The reaction A(g)→B(g)+2C(g) is a first order reaction with rate constant 2.772×10^−3 sec^−1. Starting with 0.1 mol of A in 2 litre vessel, find the concentration of A after 250 sec when the reaction is allowed to take place at constant pressure and at 300 K ?
03
Jun
The reaction A(g)→B(g)+2C(g) is a first order reaction with rate constant 2.772×10^−3 sec^−1. Starting with 0.1 mol of A in 2 litre vessel, find the concentration of A after 250 sec when the reaction is allowed to take place at constant pressure and at 300 K ? find the concentration of A after 250 sec [...]
Reaction A+B→C+D follows following rate law: r = k[A]+2/1 [B]2/1. Starting with 1 M of A and B each, what is the time taken for concentration of A become 0.1 M ?
03
Jun
Reaction A+B→C+D follows following rate law: r = k[A]+2/1 [B]2/1. Starting with 1 M of A and B each, what is the time taken for concentration of A become 0.1 M ? Reaction A+B→C+D follows following rate law: r = k[A]+2/1 [B]2/1. Starting with 1 M of A and B each what is the time [...]
Two first order reactions have half-lives in the ratio 8:1, calculate the ratio of time intervals t1:t2. The time t1 and t2 are the time period foe (1/4)th and (3/4)th completion respectively:
03
Jun
Two first order reactions have half-lives in the ratio 8:1, calculate the ratio of time intervals t1:t2. The time t1 and t2 are the time period foe (1/4)th and (3/4)th completion respectively: calculate the ratio of time intervals t1:t2. The time t1 and t2 are the time period foe (1/4)th and (3/4)th completion respectively: Two [...]
Which of the following is incorrect statement ? (a) Stoichiometry of a reaction tells about the order of the elementary reaction
03
Jun
Which of the following is incorrect statement ? (a) Stoichiometry of a reaction tells about the order of the elementary reaction Which of the following is incorrect statement ? (a) Stoichiometry of a reaction tells about the order of the elementary reaction June 3, 2021 Category: Chapter 7 - Chemical Kinetics and Nuclear Chemistry (Level [...]
The reaction A(g) + 2B(g) → C(g) is an elementary reaction. In an experiment involving this reaction, the initial pressures of A and B are PA = 0.40 atm and PB = 1.0 atm respectively. When PC=0.3 atm, the rate of the reaction relative to the initial rate is :-
03
Jun
The reaction A(g) + 2B(g) → C(g) is an elementary reaction. In an experiment involving this reaction, the initial pressures of A and B are PA = 0.40 atm and PB = 1.0 atm respectively. When PC=0.3 atm, the rate of the reaction relative to the initial rate is :- the initial pressures of A [...]
The kinetic date for the given reaction A(g)+2B(g)→KC(g) is provided in the following table for three experiments at 300 K
03
Jun
The kinetic date for the given reaction A(g)+2B(g)→KC(g) is provided in the following table for three experiments at 300 K The kinetic date for the given reaction A(g)+2B(g)→KC(g) is provided in the following table for three experiments at 300 K June 3, 2021 Category: Chapter 7 - Chemical Kinetics and Nuclear Chemistry (Level 1 and [...]
The forward rate constant for the elementary reversible gaseous reaction C2H6
03
Jun
The forward rate constant for the elementary reversible gaseous reaction C2H6 The forward rate constant for the elementary reversible gaseous reaction C2H6 June 3, 2021 Category: Chapter 7 - Chemical Kinetics and Nuclear Chemistry (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
A chemical reaction occurs as a result of collisions between reacting molecules. Therefore, the reaction rate is given by:
03
Jun
A chemical reaction occurs as a result of collisions between reacting molecules. Therefore, the reaction rate is given by: A chemical reaction occurs as a result of collisions between reacting molecules. Therefore the reaction rate is given by: June 3, 2021 Category: Chapter 7 - Chemical Kinetics and Nuclear Chemistry (Level 1 and Level 2) [...]
A hypothetical reaction A2+B2→2AB follows the mechanism as given below, A2⇌A+A (fast) A+B2→AB+B (slow) A+B→AB (fast) The order of the overall reaction by RDS method is
03
Jun
A hypothetical reaction A2+B2→2AB follows the mechanism as given below, A2⇌A+A (fast) A+B2→AB+B (slow) A+B→AB (fast) The order of the overall reaction by RDS method is A hypothetical reaction A2+B2→2AB follows the mechanism as given below A2⇌A+A (fast) A+B2→AB+B (slow) A+B→AB (fast) The order of the overall reaction by RDS method is June 3, 2021 [...]
A following mechanism has been proposed for a reaction: 2A+B→D+E A+B→C+D (slow) A+C→E (fast) The rate law expression for the reaction by RDS method is :
03
Jun
A following mechanism has been proposed for a reaction: 2A+B→D+E A+B→C+D (slow) A+C→E (fast) The rate law expression for the reaction by RDS method is : A following mechanism has been proposed for a reaction: 2A+B→D+E A+B→C+D (slow) A+C→E (fast) The rate law expression for the reaction by RDS method is : June 3, 2021 [...]