Assertion :When a piece of moist red litmus paper is placed in a gas jar of ammonia it turns blue. Reason: The ammonia gas is basic in nature and this property converts the red litmus to blue.

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 A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
When a piece of moist red litmus paper is placed in a jar of ammonia it is turned to blue as the ammonia gas is basic in nature and this property converts the red litmus to blue. This litmus paper test confirms the alkalinity of the ammonia gas.

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