Online Lesson plan of Chemical Kinetics

                                                             Online Lesson Plan of Chemical Kinetics

Class: XII

Lesson and Title: Chapter 4: Chemical Kinetics

Gist of the Lesson: Rate of a reaction (Average and instantaneous), factors affecting rate of reaction: concentration, temperature, catalyst; order and molecularity of a reaction, rate law and specific rate constant, integrated rate equations and half-life (only for zero and first order reactions), concept of collision theory (elementary idea, no mathematical treatment). Activation energy, Arrhenius equation.

No of Sessions required: 10

Sessions

Focused skill/ competencies

Targeted Learning Outcomes (TLO) as per NCERT (Time one period per item)

Targeted Learning activities planned for achieving TLO using suitable resources and class room management strategies

Assessment strategies planned

1.

1. To analyze the speed of any chemical reaction.

2. To classify reactions on the basis of rates

 

To illustrate the average and instantaneous rate of reaction

1.Discuss about chemical reactions and their classification based on speed.

2. Briefly describe the difference between fast, moderate and very slow reactions.

3. Discuss the significance of slow reaction in chemical kinetics and giving general outline about the chemical kinetics.

Discussion can be supported by video link given below

https://www.khanacademy.org/science/chemistry/chem-kinetics/reaction-rates/v/introduction-to-kinetics?modal=1

https://www.youtube.com/watch?v=DbEecMtO6aY

1.Discussion of

a few CCT

questions

2. Concept

clarity

checked

through oral

questioning.

3.Graded

assignments

as HW.

4.Worksheet

5.Online quiz

6. With help of video

2.

1. To measure the rate of reaction and to examine the various factors on which rate of reaction depends.

2. To identify average rate and instantaneous rate of reaction.

3. To measure the rate of reaction in terms of reactant and product.

4. To describe the factors influencing rate of reaction.

1.To express the rate of reaction in the terms of change in concentration of either of the reactant or product with time.

1. Discuss the rate of reaction

2.  Discuss the factors affecting are of reactions

3.  Writing expression of rate of reaction in terms of reactant and product both.

4. Discussion can be supported by following video link

https://www.khanacademy.org/science/chemistry/chem-kinetics/reaction-rates/v/rate-of-reaction?modal=1

1.CCT questions

2. Worksheets

3. Conceptual questions based on rate law expression

4. Graded Homework and assignment

5. online quiz

3.

1. To distinguish between elementary and complex reactions

2. To discuss the concept of order of reaction.

3. To depict the unit of rate constant for reactions of different orders.

1. To understand the difference between elementary and complex reactions; and to infer the concept of order.

  1. Discuss about elementary reaction and complex reaction.
  2. Importance of elementary reaction in chemical kinetics
  3.  Understand the concept of order of reaction
  4. Discussion supported by common chemical reaction with different order ( Deductive method can be used)
  5. Discussion can be supported with following video link

https://www.khanacademy.org/science/chemistry/chem-kinetics/reaction-rates/v/rate-law-and-reaction-order?modal=1

https://www.khanacademy.org/science/chemistry/chem-kinetics/reaction-rates/v/finding-units-of-rate-constant-k?modal=1

1.CCT questions

2.Worksheet related with order of reaction

3.Problems related with order of reaction with given set of chemical reactions

4.Online MCQ quiz

5.Graded assignment and homework

4.

1.To determine molecularity of reaction

2. To distinguish between order and molecularity

1. To compare the molecularity

and order of any reaction.

1. Discussion about molecularity and its significance with elementary reaction.

2.Discussion about difference between order and molecularity

3. Deductive method can be used.

4. Discussion can be supported by given video link

https://www.youtube.com/watch?v=pbMD-2_mlCU

1 CCT questions

2. worksheets

3. Online quiz

4. Graded assignment and home work

5.

1. To identify zero and first order reactions.

2. To derive the rate equation, rate constant and reaction order from the experimental data.

 

1. To derive integrated rate equations for zero and first order reaction

1.Deductive -inductive approach can be used.

2. Derivation of integrated rate law expression for zero order and first order of reaction

3. Discussion can be supported by following link https://www.youtube.com/watch?v=NjUr153I7wY

https://www.khanacademy.org/science/chemistry/chem-kinetics/copy-of-kinetics/v/zero-order-reaction-with-calculus?modal=1

1.Worksheet related with derivation

2. online question

3. Graded assignment and homework

4.Identification of order of reaction by help of plot

6.

1. To deduce the value of K, reactant consumed and product formed for a given set of experimental data.

2. To plot a graph between reactant and time.

3. To interpret the order of reaction by the help of graph.

To solve numericals based on integrated rate law expressions

1, Inductive approach of learning must be applied.

2. Numerical competencies can be checked in split-up headings

a. formula b. Data substitution c. Calculations d. Answer with correct unit

3. During discussion following link can be used https://www.learncbse.in/ncert-solutions-for-class-12-chemistry-chemical-kinetics/

 

1.Worksheet proving numerical

2. Graded assignment and home work

3.  online quiz

4,http://www.questionpapers.net.in/chemistry/chemical-kinetics-test-1.html

7.

1.To derive half life time for zero and first order reaction

2. To identify pseudo first order reactions

1. To calculate the half-life period of a reaction.

1.Deductive -inductive method of teaching can be used.

2.  Learner must able to understand concept of Pseudo first order reaction

3. Numerical competencies can be evaluated under subheadings

a. Formula

b. Data substitution

C. calculation d. Answers with correct unit

Discussion can be supported by following link

https://www.khanacademy.org/science/physics/quantum-physics/in-in-nuclei/v/introduction-to-exponential-decay

https://www.youtube.com/watch?v=RHRB4HD8-pg

  1. Worksheets
  2. Graded assignment
  3. Online quiz
  4. Numerical solving to calculate half life time
  5. Oral questions related with definition of Pseudo first order reaction
  6. CCT question
  7. Homework

8.

1. To understand the concept of activation energy in a reaction.

2. To plot a graph between log k and 1/T using Arrhenius equation.

 To discuss the effect of temperature on the rate of reaction.

1. Deductive method of teaching suggested.

2. Numerical competencies heading

a. Formula b. Data substitution

c. Calculation d, Answer with correct unit

3. Discussion of distribution curve showing energies among molecules, temperature dependence on rate of reaction

Discussion can be supported by following link

https://www.khanacademy.org/science/chemistry/chem-kinetics/arrhenius-equation/v/arrhenius-equation

https://www.khanacademy.org/science/chemistry/chem-kinetics/arrhenius-equation/v/maxwell-boltzmann-distribution

https://www.khanacademy.org/science/chemistry/chem-kinetics/arrhenius-equation/v/using-the-arrhenius-equation

1.CCT questions

2. online quiz

3. Graded assignment and home work

4. Numerical related with Arrhenius equations

5. oral question related with definition of activation energy related concepts

 

9.

1.To illustrate temperature dependence on rate of reaction

2.Effect of catalyst on rate of reaction

1. To derive temperature dependent

Arrhenius equation; and to understand the concept of catalyst in reaction

1. Deductive-inductive method can be used.

2. Discussion of Arrhenius equation and effect of varying temperature on rate of reactions

3.Discussion of temperature coefficient

4. Discussion of role of catalyst in chemical equation

5. Providing some targeted numerical t check the calculation competencies of students

1.  CCT questions

2. Worksheets

3. Graded assignments and homework

4. Problems related with temperature dependence and Arrhenius equation

5. Online quiz

10.

1. To analyze collision theory of chemical reactions.

2. To determine collision frequency.

3. To understand the concept of probability factor.

 

1. To describe collision theory and parameters which affect the reaction rate.

1.Deductive method can be used

2.  Discussion should be focused on Arrhenius  equation and collision theory

3. Discussion about probability factor and activation energy

Following link can be used during discussion

https://www.youtube.com/watch?v=ZwWkth1tGFk

https://www.khanacademy.org/science/chemistry/chem-kinetics/arrhenius-equation/v/collision-theory

  1. CCT question
  2. worksheet
  3. Graded assignment and homework
  4. Online quiz

 

 

LINK TO RESOURCES

 

1

Extra Source

Link

2

Video

https://www.youtube.com/watch?v=602063c-qzU

3

Question and Answers

https://drive.google.com/file/d/1ln8uFb5HD4vfWDOMcBUIudquSJPfKBvR/view

4

Notes

https://drive.google.com/file/d/1_vZX3ejtlqNMA4HdKc6xKUBgk7pO7qPt/view

5

MCQ

https://shikshahouse.com/mcq/18-chemical-kinetics-mcqs/

6

Worksheet

https://drive.google.com/file/d/16DCZWpwQ7Op1jGLRjOAqpT9EQdElwHa-/view

 

                                                                                                                                      Compiled By

                                                                                                                               Dr Hari Darshan Tewari

                                                                                                                                       PGT (Chemistry)

                                                                                                                 

Comments