Advertisements
Advertisements
Question
Write the rate equation for the reaction `2A + B -> C` if the order of the reaction is zero.
Advertisements
Solution
Given: Order of the reaction = 0
We know that a zero-order reaction is a chemical reaction that occurs regardless of the reactant's concentration.
The rate equation for the reaction `2A + B -> C`
r = k[A]0[B]0
For a zero-order reaction
APPEARS IN
RELATED QUESTIONS
The reaction between A and B is first order with respect to A and zero order with respect to B. Fill in the blanks in the following table:
| Experiment | A/mol L−1 | B/mol L−1 | Initial rate/mol L−1 min−1 |
| I | 0.1 | 0.1 | 2.0 × 10−2 |
| II | ______ | 0.2 | 4.0 × 10−2 |
| III | 0.4 | 0.4 | ______ |
| IV | ______ | 0.2 | 2.0 × 10−2 |
The decomposition of NH3 on a platinum surface is a zero-order reaction. If the rate constant (k) is 4 x 10-3 ms-1, how long will it take to reduce the initial concentration of NH3 from 0.1 M to 0.064 M?
Give one example of zero order reaction.
Derive integrated rate law for a zero-order reaction \[\ce{A -> Product}\].
For which of the following reaction the units of rate constant and rate of the reaction are same?
Which of the following graphs is correct for a zero order reaction?
Derive an expression to calculate time required for completion of zero order reaction.
For a zero order reaction will the molecularity be equal to zero? Explain.
Consider the following statement:-
(i) Increase in concentration of reactant increases the rate of a zero-order reaction.
(ii) Rate constant k is equal to collision frequency A if Ea = 0
(iii) Rate constant k is equal to collision frequency A if Ea = 0
(iv) In k vs t is a straight line
(v) In k vs 1/T is a straight line
Which of the above statement is correct?
For a zero-order reaction, the plot of [A]t vs t is linear with a ______
The slope in the plot of [R] Vs. time for a zero-order reaction is ______.
The following experimental rate data were obtained for a reaction carried out at 25°C:
\[\ce{A_{(g)} + B_{(g)} -> C_{(g)} + A_{(g)}}\]
| Initial [A(g)]/mol dm−3 | Initial [B(g)]/mol dm−3 | Initial rate/mol dm−3s−1 |
| 3.0 × 10−2 | 2.0 × 10−2 | 1.89 × 10−4 |
| 3.0 × 10−2 | 4.0 × 10−2 | 1.89 × 10−4 |
| 6.0 × 10−2 | 4.0 × 10−2 | 7.56 × 10−4 |
What are the orders with respect to A(g) and B(g)?
Assertion (A): For a zero-order reaction, the unit of rate constant and rate of reaction are same.
Reason (R): Rate of reaction for zero order reaction is independent of concentration of reactant.
What is zeroth order reaction? Derive its integrated rate Law. What are the units of rate constant?
Derive integrated rate law for zero order reaction.
Write the unit of rate constant of zero order reaction.
