Question:
In a first order reaction with time the concentration of the reactant decreases:
In a first order reaction with time the concentration of the reactant decreases:
Show Hint
Straight line plot of \(\ln[A]\) vs \(t\) indicates first order.
Updated On: Mar 23, 2026
- linearly
- exponentially
- no change
- none of these
Hide Solution
Verified By Collegedunia
The Correct Option is B
Solution and Explanation
Step 1: First order rate law: \[ [A]=[A]_0 e^{-kt} \]
Step 2: Concentration decreases exponentially with time.
Was this answer helpful?
0
0
Top Questions on Collision Theory of Chemical Reactions
Following are the four molecules ``P``, ``Q``, ``R`` and ``S``. Which one among the four molecules will react with H-Br(aq) at the fastest rate? Molecules:
\[ P: \text{Cyclic compound with two O groups attached to the ring.} \] \[ Q: \text{Cyclic compound with one O group and one CH\(_3\) group attached to the ring.} \] \[ R: \text{Cyclic compound with one O group attached to the ring and one CH\(_3\) group attached to the ring.} \] \[ S: \text{Cyclic compound with one CH\(_3\) group attached to the ring.} \]
- JEE Main - 2025
- Chemistry
- Collision Theory of Chemical Reactions
- What is another term used for the probability factor (P) in collision theory?
- CUET (UG) - 2024
- Chemistry
- Collision Theory of Chemical Reactions
- Among the ligands \( {NH}_3, \, {en}, \, {CN}^-, \, {CO} \), the correct order of their increasing field strength is:
- BITSAT - 2023
- Chemistry
- Collision Theory of Chemical Reactions
- Postulates of collision theory are
(A) Particles must collide with proper energy
(B) Colliding particles must be of proper size
(C) Colliding particles must have proper orientation
(D) Colliding particles must be unreactive to atmosphere
Choose the correct answer from the options given below:- CUET (PG) - 2023
- Verbal Reasoning
- Collision Theory of Chemical Reactions
- If the collision diameter of \(H_2\) gas is 'x' m and the collision frequency is \(Z_{H_2}\). what will be the collision frequency of \(O_2\), gas (\(Z_{O_2}\)) if its collision diameter is ‘2x’?
- CUET (PG) - 2023
- Verbal Reasoning
- Collision Theory of Chemical Reactions
View More Questions
Questions Asked in BITSAT exam
- Evaluate the integral \( \int \frac{x}{x^2 + 1} dx \):
- BITSAT - 2025
- Methods of Integration
- Evaluate the integral \( \int_0^1 \frac{\ln(1 + x)}{1 + x^2} \, dx \)
- BITSAT - 2025
- integral
- The equation of the line passing through the point $ (2, 3) $ and making equal intercepts on the coordinate axes is:
- BITSAT - 2025
- Coordinate Geometry
- If $ x + \frac{1}{x} = 4 $, find the value of $ x^4 + \frac{1}{x^4} $.
- BITSAT - 2025
- Differential equations
- If the word "BITS" is coded using \( A=1, B=2, \ldots, Z=26 \), and the code is the sum of the squares of each letter's value, what is the code for the word?
- BITSAT - 2025
- Algebra
View More Questions