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प्रश्न
Assertion: The formation of iron oxide from iron is a chemical change.
Reason: For the rust to form from iron, it must be exposed to air and water.
पर्याय
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.
MCQ
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उत्तर
Both A and R are true and R is the correct explanation of A.
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
