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COMEDK2019ChemistryBiomolecules

In the Molisch reagent, the substance used is

Options

  1. A-naphthol in alcohol
  2. B-naphthol in alcohol
  3. CResorcinal in alcohol
  4. DResonance in water

Correct answer

B. -naphthol in alcohol

Step-by-step solution

In Molisch's reagent substance used is -napthol dissolved in ethanol. It gives positive test with carbohydrates, nucleic acids and glycoproteins by forming purple-coloured product.

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