CBSE Class 8 Science Chemical Effect of Electrical Current Worksheet Set B

Read and download free pdf of CBSE Class 8 Science Chemical Effect of Electrical Current Worksheet Set B. Download printable Science Class 8 Worksheets in pdf format, CBSE Class 8 Science Chapter 14 Chemical Effects of Electric Current Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Science Class 8 Assignments and practice them daily to get better marks in tests and exams for Class 8. Free chapter wise worksheets with answers have been designed by Class 8 teachers as per latest examination pattern

Chapter 14 Chemical Effects of Electric Current Science Worksheet for Class 8

Class 8 Science students should refer to the following printable worksheet in Pdf in Class 8. This test paper with questions and solutions for Class 8 Science will be very useful for tests and exams and help you to score better marks

Class 8 Science Chapter 14 Chemical Effects of Electric Current Worksheet Pdf

DEPARTMENT OF SCIENCE

SUBJECT: SCIENCE CLASS: VIII

TOPIC CHEMICAL EFFECT OF ELECTRIC CURRENT DATE OF ISSUE:

Q 1 Give reasons for the following:
 
a) Chromium is used for electroplating.
 
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b) Iron cans used for storing food items are electroplated with tin.
 
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c) Bridges and automobiles are either painted or coated with zinc to prevent rusting.
 
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2 You are given an iron rod, a copper plate and copper sulphate solution. Explain the arrangement you will do to get a coating of copper on the carbon rod.
 
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 3 Why is distilled water an insulator? How can it be made a conductor?
 
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4 What are electrodes? Name two elements that can be used as electrodes.
 
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5 What is electrolysis? Give its three uses.
 
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6 What happens when electric current passes through tap water by keeping two electrodes immersed in it? Why?
 
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7 Draw a neat diagram for copper plating a spoon and label it.
 
8 What do you mean by magnetic effect of electricity? Prepare a tester to test conduction based on magnetic effect of electricity.

 

 

 

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CBSE Class 8 Science Chapter 14 Chemical Effects of Electric Current Worksheet

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Worksheet for Science CBSE Class 8 Chapter 14 Chemical Effects of Electric Current

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Chapter 14 Chemical Effects of Electric Current worksheet Science CBSE Class 8

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Chapter 14 Chemical Effects of Electric Current CBSE Class 8 Science Worksheet

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