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Alcohols, Phenols & Ethers NEET UG Practice Paper Chemistry (PYQs) Part 16

NEET UG – Chemistry Practice Paper PYQs Part 16 | Topic: Alcohols, Phenols & Ethers

Part 16 | Topic: Alcohols, Phenols & Ethers

Total Questions: 30 | Total Marks: 120
📌 Very High-Weight Organic Chapter – Acidity, Reactions, Conversions

NEET UG – Chemistry Practice Paper (Previous Years’ Questions)

Part 16 | Topic: Alcohols, Phenols & Ethers

Total Questions: 30 | Total Marks: 120

Q1. Acidity order is:




Phenoxide ion is resonance stabilised.

Q2. Lucas test distinguishes alcohols based on:




Based on carbocation formation speed.

Q3. Phenol reacts with NaOH to form:




Phenol is acidic.

Q4. Which alcohol is most reactive towards oxidation?




Primary alcohol oxidizes easily.

Q5. Williamson synthesis prepares:




Alkoxide + alkyl halide → ether.

Q6. Phenol gives white precipitate with:




Forms 2,4,6-tribromophenol.

Q7. FeCl₃ test confirms presence of:




Violet colour complex.

Q8. Which alcohol gives ketone on oxidation?




Secondary alcohol → ketone.

Q9. Which alcohol gives alkene on heating with conc. Hâ‚‚SOâ‚„?




Dehydration reaction.

Q10. Which ether is most reactive towards HI?




Cleavage easier at tertiary carbon.

Q11. Phenol is more acidic than alcohol because of:




Phenoxide ion stabilised by resonance.

Q12. Which alcohol gives iodoform test?




Ethanol gives CHI₃.

Q13. Which phenol undergoes Kolbe reaction?




Carboxylation reaction.

Q14. Reimer–Tiemann reaction introduces:




Formyl group added to phenol.

Q15. Which alcohol is least reactive towards HCl?




Primary forms unstable carbocation.

Q16. Which compound forms anisole?




Williamson synthesis.

Q17. Which alcohol forms ester with acid?




Esterification reaction.

Q18. Which compound gives pink colour with FeCl₃?




Characteristic phenol test.

Q19. Ether cleavage occurs with:




Strong acid required.

Q20. Which alcohol shows maximum boiling point?




Higher molecular mass → stronger intermolecular forces.

Q21. Phenol is ortho-para directing because of:




Lone pair donation.

Q22. Which reagent oxidises phenol to quinone?




Strong oxidising agent.

Q23. Which alcohol does not undergo oxidation easily?




No α-H.

Q24. Which compound is least acidic?




Alcohol least acidic here.

Q25. Which reaction forms ether from alcohol?




Intermolecular dehydration.

Q26. Which compound shows maximum hydrogen bonding?




Presence of –OH.

Q27. Which alcohol reacts fastest with Na?




Phenol more acidic.

Q28. Which compound gives violet colour with FeCl₃?




Phenol test.

Q29. Which ether is symmetrical?




Same alkyl groups.

Q30. Alcohols are important because they:




Versatile functional group.

Conclusion: Why Part 16 (Alcohols, Phenols & Ethers) Is a High-Scoring Organic Chemistry Chapter for NEET

The chapter Alcohols, Phenols & Ethers holds a strategically important position in the NEET Organic Chemistry syllabus. It connects fundamental concepts of reactivity and acidity with real exam-oriented applications. NEET UG Chemistry Practice Paper – Part 16 is designed to transform this chapter from a memory-based topic into a concept-driven scoring area.

One of the biggest strengths of this chapter is its balance between theoretical clarity and reaction-based application. NEET frequently asks questions related to acidity order, hydrogen bonding, boiling point comparison, and reaction trends. Students who only memorize reactions often struggle with conceptual comparison questions. This practice paper reinforces the logic behind acidity (resonance stabilization in phenol), oxidation patterns (primary vs secondary vs tertiary alcohols), and substitution behavior.

A major scoring segment in NEET from this chapter involves oxidation and dehydration reactions of alcohols. Understanding how primary alcohols oxidize to aldehydes and acids, how secondary alcohols form ketones, and why tertiary alcohols resist oxidation is essential. Part 16 strengthens these distinctions through repeated exposure to structured MCQs.

Another critical area is phenol chemistry, which is heavily tested in NEET. Questions related to FeCl₃ test, bromine water reaction, Kolbe’s reaction, and Reimer–Tiemann reaction are very common. Students often confuse reaction conditions or products. Practicing this paper ensures that these named reactions become second nature, reducing hesitation during the exam.

The chapter also reinforces understanding of electrophilic substitution in phenols. Since phenol is an ortho-para directing group due to its +R effect, many NEET questions revolve around predicting product orientation. Part 16 strengthens this conceptual base, which also helps in later aromatic chemistry chapters.

Ethers, although comparatively simpler, contribute important exam questions—especially regarding Williamson synthesis and cleavage reactions with HI or HBr. Students must clearly understand that ether cleavage depends on the nature of the alkyl group and reaction conditions. This practice paper systematically covers these nuances.

Another important benefit of solving this set is improved clarity in intermolecular forces and boiling point trends. Alcohols show hydrogen bonding, ethers show weaker intermolecular interactions, and alkanes show only van der Waals forces. NEET often frames conceptual physical property questions from this area, and Part 16 ensures students are prepared.

The structured 30-question format enhances speed, reaction recall, and exam temperament. Students learn to quickly identify whether a question is testing acidity, mechanism, oxidation level, or named reaction. This improves both accuracy and time management—two critical factors in NEET success.

The instant explanation-based feedback system ensures that conceptual errors are corrected immediately. If a student misjudges acidity order or reaction conditions, the correction becomes part of active learning. Organic Chemistry builds cumulatively, so correcting mistakes at this stage prevents confusion in advanced chapters like aldehydes, ketones, carboxylic acids, and amines.

Most importantly, mastering Alcohols, Phenols & Ethers creates a strong foundation for understanding functional group transformations. Many NEET multi-step conversion questions originate from this chapter. Students with strong basics here perform significantly better in overall Organic Chemistry sections.

In conclusion, NEET UG Chemistry Practice Paper – Part 16 is not just revision—it is concept reinforcement and reaction mastery. It strengthens acidity logic, reaction mechanism clarity, named reaction confidence, and property comparison skills. For NEET aspirants aiming for high accuracy and strong Organic Chemistry performance, mastering this chapter through structured practice is an essential and highly rewarding step toward exam success.

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