CBSE Class 7 Science Acid Bases And Salts Worksheet Set D

Download printable Science Class 7 Worksheets in pdf format, CBSE Class 7 Science Acid Bases And Salts Worksheet Set D has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Science Class 7 Assignments and practice them daily to get better marks in tests and exams for Grade 7. Free chapter wise worksheets with answers have been designed by Standard 7 teachers as per latest examination pattern

Acid Bases And Salts Class 7 Science Worksheet Pdf

Class 7 Science students should refer to the following printable worksheet in Pdf for Acid Bases And Salts in Grade 7. This test paper with questions and solutions for Standard 7 Science will be very useful for tests and exams and help you to score better marks

Class 7 Science Worksheet for Acid Bases And Salts

TOPIC: ACIDS, BASES & SALTS

 
Q.1. Differentiate between organic acids and mineral acids. Give two examples each.
 
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Q.2. When turmeric stain gets on a white cloth & the cloth is cleaned with soap, the stain becomes red. Why? How can one remove the red stain?
 
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Q.3. a) How are salts formed?
 
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b) How do salts differ from acids and bases?
 
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c) Name two salts which are commonly used at home.
 
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Q. 4. Write an example for the word equation for the neutralization reaction.
 
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Q.5. What are alkalis?
 
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Q.6. Why are antacids used in daily life?
 
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Q.7. You are provided with three test tubes. Tube A contains lemon juice, tube B contains soap solution and tube C contains pure water. What will you observe when you put a piece of
 
i. blue litmus paper in each of the test tube.
 
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ii. red litmus paper is put into each of the test tube.
 
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iii. a few drops of china rose indicator into each of the test tubes.
 
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Q.8. Is distilled water acidic /basic or neutral? How would you verify it?
 
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Q.9. Disposal of factory waste in water bodies has been found to be harmful to aquatic plants and animals. What should the factory owners do to prevent the above ill effect?
 
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Q.10. How does rain water become acidic?
 
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Please click on below link to download CBSE Class 7 Science Acid Bases And Salts Worksheet Set D

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