Assertion :In case of burning, air and moisture are necessary. Reason: Oxygen is a combustible gas.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is D Both Assertion and Reason are incorrect
In case of burning, air is necessary because oxygen present in air is a supporter of combustion. But oxygen is not combustible gas. and
Also, moisture is not a necessary condition for combustion.
Thus, both Assertion and Reason are incorrect.

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