CBSE Class 12 Chemistry Chemical Kinetics Worksheet Set C

CBSE Class 12 Chemistry Chemical Kinetics (2). CBSE issues sample papers every year for students for class 12 board exams. Students should solve the CBSE issued sample papers to understand the pattern of the question paper which will come in class 12 board exams this year. The sample papers have been provided with marking scheme. It’s always recommended to practice as many CBSE sample papers as possible before the board examinations. Sample papers should be always practiced in examination condition at home or school and the student should show the answers to teachers for checking or compare with the answers provided. Students can download the sample papers in pdf format free and score better marks in examinations. Refer to other links too for latest sample papers.

(1 MARK QUESTIONS)

1.What do you understand by the rate determining step of a reaction?

2.Find the molecularity of following reaction. RCOOR’ + H2O --------H+→ RCOOH + R’OH

3. The rate constant of a reaction is 5.0 X 10-5 L mol-1 min-1. What is the order of the reaction?

4. Why rate of the reaction does not remain constant throughout?

5. What is the order of reaction whose rate constant has the same units as the rate of reaction?

6. Write Arrhenius equation.

7. Define rate constant or specific reaction rate.

8. The reaction A + 3B ----→ 2C obeys the rate equation.Rate = k [A]1/2 [B]3/2.

What is the order of this reaction?

9. What are the units of rate constant for a first order reaction? 

10. Give one example of a reaction where order and molecularity are equal.

11. What do you understand by half-life period of a reaction?

12. Hydrolysis of ethyl acetate withNaOH is a reaction of second order while with HCl, it is of firstorder. Why?

13. What is the effect of adding catalyst on the free energy (ΔG) change of a reaction?

14. The rate of a reaction whose rate law is Rate = k [B]nbecomesdouble on doubling the concentration of B. Find the value n.

15. A reaction is 50% complete in 2 hrs. And 75% complete in 4 hrs. What is the order of reaction?

Please click the link below to download full pdf file for CBSE Class 12 Chemistry Chemical Kinetics (2).

Tags: 

 


Click to View or Download pdf file
Click for more Chemistry Study Material

Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

CBSE Reduced Syllabus Class 9 and 10

The prevailing health emergency in the country and at different parts of the world as well as the efforts to contain the spread of Covid-19 pandemic has resulted in loss of class room teaching due to closure of schools. Therefore the CBSE Board has decided to revise...

Board Exams helpline by CBSE

According to the recent announcement of CBSE, the pending Class 10 and 12 Board exams are going to be held from 01 July to 15 July 2020 in India. Along with this, it has also been decided to resume the free of cost tele-counseling service for students from 9.30 am to 5...

Art Integrated Project work for classes 1 to 10

CBSE Board has decided to introduce Art-Integrated Project work for classes I to X to promote Art-Integrated Learning in schools to make teaching learning Competency-Based and joyful. As part of this, at least one Art-Integrated Project in each subject shall be taken...

Cogito and The Question Book A series on Thinking skills by CBSE

The Board has dedicated this academic session 2020-21 for ‘Competency Based Learning’. Skills connected to Critical & Creative thinking, Problem Solving, Collaboration and Communication are core to successful living in the 21st Century. To focus on the importance...

CBSE advisory on student marks

CBSE has issued a public advisory for all students to be careful from unscrupulous persons impersonating themselves as officers/officials of CBSE. These people have been contacting parents and have been telling them that they have access to student marks data for Board...

Class 12 Board Exams Datesheet Announced

CBSE has announced the datesheet of the remaining class 12 board exams, see below:  

×
Studies Today