Assertion :Nitric acid cannot be concentrated beyond 68% by boiling. Reason: Nitric acid usually consist of maximum boiling azetrope of nitric acid and water

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
Nitric acid usually consist of maximum boiling azetrope of nitric acid and water which is approximately 68% nitric acid. This is considered concentrated or technical grade while reagent grades are specified at 70% nitric acid.

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