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Chemistry CBSE Live product
Class 7 (2025-26)
The World of Metals and Non-metals
Revision III - The World of Metals and Non-metals
4.
Properties of materials
Question:
2
m.
Select
the
suitable
answer for the given assertion and reason:
Assertion (A)
Most of the non-metals are poor conductors of electricity
Reason (R)
Non-metals contain free electrons to conduct electricity
Both A and R are true and R is the correct explanation of A
Both A and R are true but R is not the correct explanation of A
A is true but R is false
A is false but R is true
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