Question

To become a carbohydrate a compound must contain at least

• A. 2 carbons
• B. 3 carbons
• C. 4 carbons
• D. 6 carbons

Answer 1

Answer: (B)

3 carbons

Answer 2

3 carbons e.g. Glyceraldehyde $\underset{OH}{\underset{|}{CH_{2}}} - \underset{OH}{\underset{|}{CH}} - CHO$