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GK QUESTION#3511

Assertion (A): Nitric acid is used in organic synthesis.

Reason (R): Nitric acid is a colourless liquid with a sweet odour.

  1. ABoth A and R are true, and R is the correct explanation of A
  2. BBoth A and R are true, but R is not the correct explanation of A
  3. CA is true, but R is falseCorrect answer
  4. DA is false, but R is true
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Answer

C. A is true, but R is false

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Explanation

The assertion is true: nitric acid is used in organic synthesis, including nitration reactions. The reason is false because nitric acid has an acrid, suffocating odour rather than a sweet odour. Its colour depends on purity and dissolved nitrogen oxides; colour alone does not make the complete reason true.

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