Question 1

Which term best describes the relationship between the two sugar molecules shown in the image?

Accepted Answer

structural isomers

Question 2

Given the structures in the image, which functional group is present in both molecules?

Accepted Answer

Hydroxyl group

Question 3

If you were to oxidize the aldehyde group in the left molecule, what new functional group would be formed?

Accepted Answer

Carboxyl group

Question 4

Which of the following statements is true regarding the chemical properties of the two molecules shown?

Accepted Answer

They differ in the position of their carbonyl group, which affects their reactivity.

Question 5

Which molecule in the image contains an aldehyde group?

Accepted Answer

The molecule on the left

Question 6

If both molecules were tested with Benedict's reagent, which result would you expect?

Accepted Answer

Only the molecule with the aldehyde group would test positive.

Isomer Types in Sugar Molecules

Study Guide - Practice Questions