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Chemistry CBSE Live product
Class 7 (2026-27)
The World of Metals and Non-metals
Chemical properties of metals and non-metals
2.
A&R - rusting
Question:
1
m.
Pick out
the
correct
option:
Assertion (A):
Rust weakens iron objects over time.
Reason (R):
Rust is harder and stronger than iron.
Both Assertion and Reason are true, and the Reason is the correct explanation of the Assertion
Both Assertion and Reason are true, but the Reason is not the correct explanation of the Assertion
Assertion is true, but the Reason is false
Assertion is false, but the Reason is true
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