UNIT -1- SOLUTION – Competency Based Lesson / Unit Plan 12thStandard

Competency Based Lesson/Unit Plan

1. Name of the Teacher –   ………………   Designation PGT CHEMISTRY

2. Subject   CHEMISTRY                     Class XII                    Section A & B

3. Lesson/Unit Name (UNIT -1) SOLUTION

4. No. of periods required:- 10     Duration From ……../ …../ …….. to  …/ … / …….

1. Learning Outcomes (Specific to the lesson mapped with NCERT learning outcomes):

1. Describe the formation of different types of solutions
2.  Express concentration of solution in different units.
3. State and explain Henry’s law and Raoult’s law.
4.  Distinguish between ideal and no-ideal solutions.
5.  Explain deviation of real solutions from Raout’s law.
6. Describe colligative properties of solutions and correlate these with molar masses of the solutes. 
7. Explain abnormal colligative properties exhibited by some solutes in solutions.

    B. Details of Pedagogical Strategies/Process (Art integrated /Sports integrated/ Story

          telling based/Toy based /Any other pedagogy):

1. Experimentation technique; Students prepare solution of given concentration. Study the colligative properties by experimentation.

• Collection of data on Vapor pressure of different liquids, Concentration in medicines and sea water, Osmotic pressure of different liquid solutions and purification of water

3. Topic of the lesson for presentation by the students (once in a week by  

Rearranging classroom setting suitable for group work):

• Collect data from various sources such as internet, library, etc. regarding colligative properties viz. relative lowering in vapour pressure, elevation in boiling point, depression in freezing point & osmotic pressure and discuss their application in everyday life with peers, teachers
• Get familiarize and internalize it by using in solving numerical problems and other relevant situations in daily life.

4. Name 21st Century Skills to be developed :

          Critical thinking, collaboration, Problem solving, technology literacy.

5. Activities/Experiments/Hands-on-learning/Projects:

1. Preparation of M/20 solution of Mohr’s salt

• Preparation of M/50 solution of oxalic acid.

• Determination of Molarity & Strength of KMnO₄ by titrating it with Known solution of Mohr’s Salt/Oxalic acid.

6. Interdisciplinary linkage and infusion of Life Skills, Values, Gender

     Sensitivity and Environmental Awareness:

1. Develops awareness on desalination of water The use of different semipermeable membrane in purification of water.

            2. Takes initiative to learn about the newer research, discoveries and inventions in

                 chemistry

7. Resources (including ICT):

1. www.chemigod.com
2. https://ciet.nic.in/swayam_courses.php
3. https://epathshala.nic.in/topic.php?id=12085CH02
4. NCERT Text Book

    H. Assessment items for measuring the attainment of learning outcomes in the

         class and as home assignments (Teacher should plan Assessment Items and link the

          same with learning outcomes mentioned in Para A):

Items	No of Items	Sl.No. of LO	Items	No of Items	Sl.No. of LO
Oral Quiz	1	1	Presentation	1	5
Portfolio	–		Puzzle
Multiple choice Questions	10	1 TO 5	Group Project
Very Short Answer Questions	10	1 TO 5	Individual Project
Short Answer Questions	8	1 TO 5	Any other Item
Long Answer Questions	5	1 TO 5
Compentancy based Questions	2

Note: The teacher will keep the records of all assessment items.

1. Remedial Teaching Plans/Plan for unfinished portion of previous unit:

1. Practice of previous year CBSE questions
2. Practice of Assertion-reason type of questions
3. Practice of competency-based questions
4. Practice of Assertion-reason type of questions
5. Practice of Numericals

  J. Inclusive Practices (Activities/Support measures for Differently abled students):

            NA

   Date: ……………..                                                 (Signature of the teacher)

   Remarks of the Principal/Vice Principal:

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                   (Signature of the Principal/Vice Principal)