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Science & Technology Class - VIII
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Chapter 5 - Metals and Non-Metals
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QUESTIONS FOR PRACTICE
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Q 5
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MEDIUM
8th Chhattisgarh Board
IMPORTANT
Earn 100
Iron is not used in making of railway tracks? Why?
Important Questions on Metals and Non-Metals
HARD
8th Chhattisgarh Board
IMPORTANT
Science & Technology Class - VIII
>
Chapter 5 - Metals and Non-Metals
>
QUESTIONS FOR PRACTICE
>
Q 5
Explain through an activity that magnesium is more reactive than Iron?
HARD
8th Chhattisgarh Board
IMPORTANT
Science & Technology Class - VIII
>
Chapter 5 - Metals and Non-Metals
>
QUESTIONS FOR PRACTICE
>
Q 5
Rub any copper vessel with sandpaper and observe. Now explain with giving reasons.