Which of the following is a ketohexose?
A ketohexose is a monosaccharide with six carbon atoms and a ketone group. Fructose has a ketone group at carbon 2 and six carbons, making it a ketohexose.
Ref: NCERT Class 12 Chemistry > Chapter 14: Biomolecules > Topic: Carbohydrates - Monosaccharides - Structure and Properties