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NEET UG – Chemistry Practice Paper (Previous Years’ Questions) Part 2

NEET UG – Chemistry Practice Paper (Previous Years’ Questions) – Part 2 | Topic: Miscellaneous

Total Questions: 30 | Total Marks: 120

Q1. Which thermodynamic quantity is always positive?




For spontaneous processes, entropy of universe is always positive.

Q2. Which quantum number can never be zero?




Principal quantum number n starts from 1.

Q3. Which compound shows maximum hydrogen bonding?




Water forms extensive intermolecular hydrogen bonding.

Q4. Which solution will have maximum osmotic pressure?




CaCl₂ gives maximum particles (i = 3).

Q5. Which oxide is acidic in nature?




SO₃ is an acidic oxide.

Q6. Which metal is best conductor of heat?




Silver has highest thermal conductivity.

Q7. Which gas law relates volume and temperature?




Charles’ law: V ∝ T.

Q8. Which has highest bond dissociation energy?




Double bond in O₂ has high bond energy.

Q9. Which is weakest acid?




HF has strong H–F bond.

Q10. Which reaction is first order?




Rate depends on substrate concentration.

Q11. Which ion has highest hydration energy?




Smaller size → higher hydration energy.

Q12. Which compound shows maximum resonance?




Benzene has delocalized π electrons.

Q13. Which vitamin is fat soluble?




Vitamins A, D, E, K are fat soluble.

Q14. Which is strongest base in aqueous solution?




NaOH is a strong base.

Q15. Which element has highest electronegativity?




Fluorine is most electronegative.

Q16. Which compound shows zero oxidation state of oxygen?




Elemental oxygen has oxidation state 0.

Q17. Which polymer is biodegradable?




PHBV is biodegradable polymer.

Q18. Which gas causes acid rain?




NO₂ forms nitric acid.

Q19. Which metal does not show variable oxidation state?




Zn shows +2 oxidation state only.

Q20. Which compound has maximum ionic character?




Large cation + small anion → more ionic.

Q21. Which has highest boiling point?




Extensive hydrogen bonding in water.

Q22. Which reaction is exothermic?




Combustion releases heat.

Q23. Which electrolyte gives maximum conductivity?




HCl is a strong electrolyte.

Q24. Which compound is used as refrigerant?




Freons were widely used as refrigerants.

Q25. Which compound shows tautomerism?




Keto–enol tautomerism occurs.

Q26. Which alloy is used for making aircraft bodies?




Duralumin is light and strong.

Q27. Which gas is responsible for ozone depletion?




CFCs release Cl radicals.

Q28. Which compound is strongest reducing agent?




Lithium has highest hydration energy.

Q29. Which compound has highest melting point?




MgO has very strong ionic bonding.

Q30. Which process increases entropy?




Disorder increases during vaporization.

Why Solving These NEET UG Chemistry Practice Questions Is Highly Beneficial for Students

Solving the questions included in this NEET UG Chemistry Practice Paper (Miscellaneous – Part 2) offers students far more than routine practice. These questions are deliberately structured to strengthen conceptual understanding, exam temperament, and problem-solving efficiency, which are the three pillars of success in the NEET examination.

First, these questions are concept-centric rather than formula-centric. NEET Chemistry is not about memorizing reactions or definitions alone; it tests whether a student truly understands why a concept works. Questions on entropy, bonding, hydrogen bonding, lattice energy, colligative properties, acidity–basicity, and thermodynamics force students to apply core principles rather than rely on rote learning. This approach builds a strong conceptual foundation, which is essential because NEET often frames questions in unfamiliar ways using familiar ideas.

Second, the mixed-topic (miscellaneous) format closely reflects the real NEET exam environment. In the actual paper, students do not encounter chapters in isolation—questions jump rapidly between Physical, Organic, and Inorganic Chemistry. By practicing with these mixed questions, students train their brains to switch contexts quickly and accurately, reducing panic and hesitation during the exam. This improves both speed and confidence, especially in the Chemistry section where time management plays a crucial role.

Third, these questions are aligned with high-frequency NEET themes. Topics such as hydrogen bonding trends, osmotic pressure, oxidation states, electronegativity, lattice energy, gas laws, resonance, polymers, environmental chemistry, and everyday chemistry (vitamins, refrigerants, alloys) are repeatedly tested in NEET. Practicing such questions ensures students are well-prepared for the most probable areas, increasing their chances of scoring consistently across the section.

Another major benefit is the immediate feedback through explanations. After solving each question, students can clearly see where they went wrong and why. This instant correction mechanism prevents the reinforcement of incorrect concepts and accelerates learning. Over time, students begin to recognize common traps, incorrect assumptions, and misleading options—skills that are invaluable in a multiple-choice exam like NEET.

These questions also help students develop analytical elimination skills. Many NEET questions can be solved not just by knowing the correct answer, but by systematically eliminating wrong options. The options in this paper are designed to mimic NEET’s style, where incorrect choices are often partially correct or conceptually close. Practicing with such options sharpens critical thinking and reduces guesswork.

Furthermore, solving these questions under a self-imposed time limit helps students simulate exam pressure. This builds mental endurance and reduces stress on the actual exam day. Regular practice with such sets transforms Chemistry from a subject of uncertainty into a scoring and confidence-boosting section.

In conclusion, solving these questions is beneficial because they strengthen fundamentals, reflect real NEET patterns, improve speed and accuracy, sharpen analytical thinking, and build exam confidence. For students aiming to maximize their Chemistry score, consistent practice with such well-curated question sets is not optional—it is essential.

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