Exams › NEET › Chemistry

Which of the following gives positive Fehling solution test?

1. (a) Protein
2. (b) Sucrose
3. (c) Glucose
4. (d) Fats

Correct answer: (c) Glucose

Solution

Glucose gives a positive Fehling's test because it is a reducing sugar, capable of reducing the copper(II) ions in Fehling's solution to copper(I) oxide, which forms a red precipitate.

Related NEET Chemistry questions

• Among the following organic acids, the acid present in rancid butter is:
• Which of the following is incorrect about polysaccharides? I. These are amorphous solids. II. These are sparingly soluble in water. III. These are sugars
• Which of the following has been used in the manufacture of non-inflammable photographic films?
• Incorrect statement about given carbohydrate is
• Which of the following cyanohydrins on hydrolysis give an optically active acid giving iodoform reaction?
• Which of the following is a polysaccharide?

⚔️ Practice NEET Chemistry free + battle 1v1 →