Difference between revisions of "UBSE - 7 - Science :: Acids, Bases and Salts"

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Go To: [[UBSE-Science-Grade 7]]
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Go To: [[UBSE-Sci-Grade 7]]
  
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=Lesson Plan=
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=Course content=
  
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[Contributor - Suhas B]
 
  
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Please find below the detailed lesson plan and PPT for this chapter in the language mentioned against the respective link. While the lesson plan will give an overall flow of the lesson, the PPT will include lesson flow as well as the presentations for the class.
 
  
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<h2> Course Content / Subtopic list: </h2>
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<br>
  
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'''https://drive.google.com/open?id=15g2UyFgiN30gg8EbpVfHQTahlQ-YXJmY''' (Lesson Plan - English)
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<ol>
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  <li>Acids and Bases</li>
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  <li>Natural indicators around us</li>
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  <li>Neutralisation</li>
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  <li>Neutralisation in everyday life</li>
  
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</ol>
  
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'''https://drive.google.com/open?id=1_4qJ-mzj07F6Bwjo_gHxM5gPmwUw0_wB''' (PPT - English)
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<h2>Expected Learning Outcome: </h2>
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<br>
  
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<b>SWBAT-</b> <br>
  
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You may use the content as it is or download and modify them to suit the students requirements.
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<ol>
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  <li>Define Natural indicators with ex</li>
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  <li>Distinguish between Acids and Bases with ex</li>
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  <li>Describe the Neutralization</li>
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</ol>
  
  
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If you feel any major modifications or additions are carried out by you in the form of adding any new activity, presentations, videos etc. we request you to send the modified version to submitcontent@evidyloka.org for enabling upload the modified version.
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=Textbook=
  
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The worksheets of the lesson can be accessed from the worksheet tab.
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<h2> English Medium </h2>
  
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Kindly rate the lesson plan and share your suggestions and comments on the lesson plan in the comments box below. Your valuble suggestions and comments will help us to improve the content.
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[https://ncert.nic.in/textbook.php?eeap1=0-22?contentType=TextBook English medium textbook]
  
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<h2> Hindi Medium </h2>
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[https://ncert.nic.in/textbook.php?ehap1=0-22?contentType=TextBook Hindi medium textbook]
  
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=Textbook=
 
  
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=Teaching learning resources=
  
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[Author - Rini Jose]
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<h2> Lesson Plan </h2>
  
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Dear Volunteer Teacher,
  
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http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0759-Vigyan/Chapter%205/index.html (NCERT Hindi Medium)
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The lesson plan provides an overall picture of what you need to teach.  
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It is recommended that you follow the objectives and the learning outcomes stated in the lesson plan.  
  
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http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0758-Science/Chapter%205/index.html (NCERT English Medium)
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We suggest that that you read the chapter thoroughly and research on how to teach the topic effectively to meet the learning outcomes.
  
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Kindly note, while the lesson plan is a guide to teach, you can also add your own teaching elements to enhance the learning process of the children.
  
  
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[Edition 2022]
  
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=Videos=
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/LessonPlans/UBSE/Science/T+4027_7S_LP.docx '''Acids, Bases and Salts''' Lesson Plan] - (Lesson Plan - English)
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[Edition 2019]
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'''https://drive.google.com/open?id=15g2UyFgiN30gg8EbpVfHQTahlQ-YXJmY''' (Lesson Plan - English)
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'''https://drive.google.com/open?id=1_4qJ-mzj07F6Bwjo_gHxM5gPmwUw0_wB''' (PPT - English)
 +
 
 +
 
 +
You may use the content as it is or download and modify them to suit the students requirements.
 +
 
 +
If you feel any major modifications or additions are carried out by you in the form of adding any new activity, presentations, videos etc. we request you to send the modified version to submitcontent@evidyloka.org for enabling upload of the modified version.
 +
 
 +
 
 +
The worksheets of the lesson can be accessed from the worksheet tab.
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 +
 
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<h2>Videos</h2>
  
  
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=Images=
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<h2>Images</h2>
  
  
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=Activities=
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<h2>Activities</h2>
  
  
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=Additional Aids=
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<h2>Additional Aids</h2>
  
 
[Contributor - Suhas B]
 
[Contributor - Suhas B]
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=Transliteration=
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<h2>Worksheets</h2>
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'''Worksheets Hindi''' [Version 2021]
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE/Science/T+4027_ST+5835_W1_V1.pdf Worksheet 1]
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE/Science/T+4027_ST+5835_W2_V1.pdf Worksheet 2]
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE/Science/T+4027_ST+5836_W1_V1.pdf Worksheet 3]
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE/Science/T+4027_ST+5836_W2_V1.pdf Worksheet 4]
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'''Answer Keys Hindi''' [Version 2021]
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/UBSE/Science/T+4027_ST+5835_W1_V1.pdf Answer Key 1]
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/UBSE/Science/T+4027_ST+5835_W2_V1.pdf Answer Key 2]
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/UBSE/Science/T+4027_ST+5836_W1_V1.pdf Answer Key 3]
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/UBSE/Science/T+4027_ST+5836_W2_V1.pdf Answer Key 4]
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'''Worksheets English''' [Version 2021]
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE+English/Science/T+11494_ST+20575_W1_V1.pdf Worksheet 1]
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE+English/Science/T+11494_ST+20575_W2_V1.pdf Worksheet 2]
  
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=Worksheets=
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE+English/Science/T+11494_ST+20576_W1_V1.pdf Worksheet 3]
  
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[https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/UBSE+English/Science/T+11494_ST+20576_W2_V1.pdf Worksheet 4]
  
  
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=Assessments=
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<h2>Assessments</h2>
 
[Contributor - Akhila Veerapuraju]
 
[Contributor - Akhila Veerapuraju]
  

Latest revision as of 07:30, 22 September 2023

Go To: UBSE-Sci-Grade 7

[edit]

Course Content / Subtopic list:


  1. Acids and Bases
  2. Natural indicators around us
  3. Neutralisation
  4. Neutralisation in everyday life

Expected Learning Outcome:


SWBAT-

  1. Define Natural indicators with ex
  2. Distinguish between Acids and Bases with ex
  3. Describe the Neutralization


English Medium

English medium textbook

Hindi Medium

Hindi medium textbook


Lesson Plan

Dear Volunteer Teacher,

The lesson plan provides an overall picture of what you need to teach. It is recommended that you follow the objectives and the learning outcomes stated in the lesson plan.

We suggest that that you read the chapter thoroughly and research on how to teach the topic effectively to meet the learning outcomes.

Kindly note, while the lesson plan is a guide to teach, you can also add your own teaching elements to enhance the learning process of the children.


[Edition 2022]

Acids, Bases and Salts Lesson Plan - (Lesson Plan - English)


[Edition 2019]


https://drive.google.com/open?id=15g2UyFgiN30gg8EbpVfHQTahlQ-YXJmY (Lesson Plan - English)

https://drive.google.com/open?id=1_4qJ-mzj07F6Bwjo_gHxM5gPmwUw0_wB (PPT - English)


You may use the content as it is or download and modify them to suit the students requirements.

If you feel any major modifications or additions are carried out by you in the form of adding any new activity, presentations, videos etc. we request you to send the modified version to submitcontent@evidyloka.org for enabling upload of the modified version.


The worksheets of the lesson can be accessed from the worksheet tab.


Videos


[Author - Shachi Patel, Kripa S]


https://www.youtube.com/watch?v=wt3OhFeSNi4 (Hindi - Acids, Bases and Salt)

https://www.youtube.com/watch?v=UjO4pjtMneg (Hindi - Properties of acids/bases/salts)


[Contributor - Suhas B]

Lesson Plan version 1.1 videos

https://www.youtube.com/watch?v=Bnj2lpD0Z3w (litmus juice as natural indicator)

https://www.youtube.com/watch?v=Olezbt9cxfo (Turmeric as natural indicator)


Images


[Author - Anu Nived]


http://www.scienceclarified.com/photos/acids-and-bases-real-life-applications-3031.jpg (lime - citric acid)

http://bucataritza.ro/wp-content/uploads/2015/10/turmeric-masca-faciala-1024x849.jpg (natural indicator)

https://userscontent2.emaze.com/images/98dd86a5-3860-4477-83c9-4f272fef0f23/aa94c694ded179d97311cadbf26cbb01.jpeg(base example)

http://worldoffloweringplants.com/wp-content/uploads/2013/12/Hibiscus-rosa-sinensis3.jpg (china rose -natural indicator)


Activities


[Author - Arshea Bimal]


1. Ask students to name some common objects that contain acids, bases and salts.

2. Take a tablespoonful of turmeric powder. Add a little water and make a paste. Make turmeric paper by depositing turmeric paste on blotting paper/filter paper and drying it. Cut thin strips of the yellow paper obtained. Put a drop of soap solution on the strip of turmeric paper. What do you observe?

3.Name some common objects containing neutral components.


[Contributor- Suhas B]

lesson Plan version 1.1 activities

1. Take some lemon juice in a cup and add a drop of red litmus to it. Note the colour change. Repeat the same by adding blue litmus and note the colour change. Repeat the experiment for the following substances: Tap water, detergent solution, aeriated drink, soap solution, shampoo, common salt solution, sugar solution, vinegar, baking soda solution, milk of magnesia, washing soda solution, lime water

2. Make a paste of turmeric with water and blot it on filter paper/blotting paper. Cut into thin strips. Put a drop of soap solution on it.

3. Take china rose petals in a beaker, pour hot water over it and keep it until the water changes colour. Use this coloured water as an indicator. Test hydrochloric acid solution with this indicator.

4. Demonstrate the effect of hydrochloric acid, sulphuric acid, nitric acid, acetic acid, sodium hydroxide, ammonium hydroxide, calcium hydroxide (lime water) on litmus, turmeric and china rose solution

5. Fill one fourth of a test-tube with dilute hydrochloric acid. Note its colour and the colour of phenolphthalein solution. Add 2-3- drops of phenolphthalein solution to the test tube. To this solution, gently add a drop of sodium hydroxide solution and stir. Continue to add sodium hydroxide solution drop by drop, stir and observe any colour change. Stop adding as soon as the mixture turns pink. Touch test tube immediately, you will notice that it is hot. Now add a drop of hydrochloric acid solution. Note colour change. Add a drop of sodium hydroxide solution and note the colour change.


Additional Aids

[Contributor - Suhas B]

Lesson Plan version 1.1 PPT

https://drive.google.com/open?id=1_4qJ-mzj07F6Bwjo_gHxM5gPmwUw0_wB (PPT - English)


Worksheets

Worksheets Hindi [Version 2021]

Worksheet 1

Worksheet 2

Worksheet 3

Worksheet 4


Answer Keys Hindi [Version 2021]

Answer Key 1

Answer Key 2

Answer Key 3

Answer Key 4


Worksheets English [Version 2021]

Worksheet 1

Worksheet 2

Worksheet 3

Worksheet 4


Assessments

[Contributor - Akhila Veerapuraju]

https://drive.google.com/open?id=1ZT7E6rhnutoMph4QdEdLrIqsYxQEBWqK (Question Bank - English)

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(0 votes)


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