Which molecule possesses the general formula of carbohydrates, C_n(H_2O)_n, but is not a carbohydrate?

JEE Main Chemistry question

Which molecule possesses the general formula of carbohydrates, , but is not a carbohydrate?

(A)Glyceraldehyde
(B)Arabinose
(C)Acetic acidCorrect
(D)All of these

Answer: (C)

Solution

Acetic acid, , can be written as and so satisfies the formula , yet it is not a polyhydroxy aldehyde/ketone and therefore not a carbohydrate. Glyceraldehyde and arabinose are both

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-151043