Example 1 · difficulty 1/5
Which carbon atom becomes the anomeric carbon when open-chain fructose forms a cyclic structure?
- A. C6
- B. C1
- C. C5
- D. C2
2022 source guide · Chemistry
NEET 2022 Chemistry Biomolecules Questions
Use this page to connect the official 2022 paper with current Chemistry practice. NeetVellum does not claim a chapter appeared in that paper until the official question and final key have been mapped.
What to master
carbohydrates, proteins, enzymes, vitamins and nucleic acids.
Original practice preview
These are current-syllabus NeetVellum questions, shown separately from historical-paper provenance.
Example 2 · difficulty 1/5
A glucopyranose ring is described as six-membered. Which atoms make up this ring?
- A. Five carbon atoms and one oxygen atom
- B. Four carbon atoms and two oxygen atoms
- C. Six carbon atoms
- D. Five carbon atoms and one nitrogen atom
Example 3 · difficulty 2/5
Solutions initially prepared from either pure α-D-glucose or pure β-D-glucose eventually show a constant specific rotation of +52.7°. What is the best conclusion?
- A. Only α-D-glucose remains in solution
- B. Only β-D-glucose remains in solution
- C. A fixed equilibrium mixture of the α and β anomers is established
- D. Equal quantities of D-glucose and L-glucose are formed
The evidence-first practice loop
- 1. Verify provenanceOfficial paper and final key before accepting a PYQ label.
- 2. Attempt closed-bookExpose the concept or execution gap before rereading.
- 3. Repair and returnClassify the miss and re-practice after a delay.
Canonical chapter practice
Frequently asked questions
Are these official NEET 2022 Chemistry Biomolecules PYQs?
No. The previews are original NeetVellum practice questions. A historical item receives a PYQ label only after its official paper and authoritative final answer key are attached. Use the official archive for the source paper.
How should I use the NEET 2022 paper?
Solve the official paper under its original timing, verify against the final key, classify every miss, and then use the linked current-syllabus practice bank to repair the exposed concept.