Exam-Style Online Test | Class 11 Chemistry: Thermodynamics
GK Aim: A Treasure of MCQs

Class 11 Chemistry — Chapter 6: Thermodynamics Online Test

Start Your Test by Choosing a Paper

0%

Class 11 Chemistry: Thermodynamics Online Test (Paper 1)

Welcome to Paper 1! This is your foundation to build confidence and get you ready to tackle the challenges ahead.

  • Total Questions: 20
  • Time Allotted: 30 minutes
  • Passing Score: 40%
  • Randomization: No
  • Certificate: No
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 20

1. Using formation enthalpies , , , compute for .

2 / 20

2. One mole of an ideal gas expands isothermally and reversibly at 300 K from 5.0 L to 15.0 L. What is the work done by the gas?

3 / 20

3. The second law of thermodynamics can be expressed in terms of entropy as:

4 / 20

4. Which condition represents equilibrium between spontaneous and non-spontaneous behavior?

5 / 20

5. Which of the following statements is correct about average bond enthalpy?

6 / 20

6. The enthalpy of formation of CO₂ is –393.5 kJ/mol and that of CO is –110.5 kJ/mol. What is the enthalpy change for oxidation of CO to CO₂?

7 / 20

7. For the reaction , the heat of neutralization is approximately:

8 / 20

8. If for air, what is ?

9 / 20

9. What is the difference between specific heat capacity and molar heat capacity?

10 / 20

10. Which statement about enthalpy is correct?

11 / 20

11. Which pair below includes only state functions?

12 / 20

12. Which of the following correctly differentiates extensive from intensive properties?

13 / 20

13. During the compression of a gas in a closed cylinder, which of the following statements is true?

14 / 20

14. In thermodynamics, which statement about a closed system is always true?

15 / 20

15. In an isothermal process, which of the following remains constant?

16 / 20

16. In thermodynamics, what are state variables?

17 / 20

17. In the equation , a negative value of ( w ) indicates that:

18 / 20

18. When a system absorbs heat, the sign of q according to chemistry convention is:

19 / 20

19. In the equation , what does each term represent?

20 / 20

20. Consider the reaction: . The standard enthalpy of formation of water is –286 kJ mol⁻¹. What is ΔH°rxn?

Please provide information to view your result.

Your score is

Share your achievement!

LinkedIn Facebook
0%

Please provide your feedback.

Thank you for your valuable feedback.

0%

Class 11 Chemistry: Thermodynamics Online Test (Paper 2)

Welcome to Paper 2! You’ve mastered the basics, and now it’s time to test your understanding with a more challenging set of questions.

Get new questions on each attempt

  • Total Questions: 30
  • Time Allotted: 45 minutes
  • Passing Score: 50%
  • Randomization: Yes
  • Certificate: No
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 30

1. For an exothermic reaction with ΔS < 0, what determines whether it is spontaneous?

2 / 30

2. Which of the following correctly describes an isothermal expansion of an ideal gas?

3 / 30

3. For the reaction , the heat of neutralization is approximately:

4 / 30

4. What does the term "internal energy" (U) represent?

5 / 30

5. For an ideal gas undergoing an isothermal process, which statement is correct?

6 / 30

6. Which combination of ΔH and ΔS values always gives a non-spontaneous reaction?

7 / 30

7. What is the SI unit of energy commonly used in thermodynamics?

8 / 30

8. For a reversible isothermal expansion of an ideal gas, which quantity depends on the process path?

9 / 30

9. Why is entropy (S) considered a state function?

10 / 30

10. The process of dissolving anhydrous CuSO₄ in water is accompanied by:

11 / 30

11. An ideal gas has . What are and for the gas?

12 / 30

12. Which of the following is an intensive property?

13 / 30

13. Which of the following conditions makes a process irreversible?

14 / 30

14. When will a reaction with and be spontaneous?

15 / 30

15. What is the thermodynamic definition of enthalpy H?

16 / 30

16. For the neutralization between a weak acid and strong base, the heat of neutralization is less than –57.1 kJ mol⁻¹ because:

17 / 30

17. What type of work is associated with the expansion of a gas?

18 / 30

18. What is meant by a spontaneous process?

19 / 30

19. How does total volume behave when two systems are combined?

20 / 30

20. Which of the following equations relates Gibbs free energy to maximum work?

21 / 30

21. In an open system like a steam turbine, what type of interaction occurs with surroundings?

22 / 30

22. Which of the following processes occurs in an open system?

23 / 30

23. What is the relationship between Gibbs free energy, enthalpy, and entropy?

24 / 30

24. In a gas cylinder with a movable piston, the piston surface acts as which type of boundary?

25 / 30

25. Consider the reaction: . The standard enthalpy of formation of water is –286 kJ mol⁻¹. What is ΔH°rxn?

26 / 30

26. What is the main difference between a state function and a path function?

27 / 30

27. One mole of an ideal gas expands isothermally and reversibly at 300 K from 5.0 L to 15.0 L. What is the work done by the gas?

28 / 30

28. Why is greater than for gases?

29 / 30

29. For a pure liquid, density is classified as which type of property?

30 / 30

30. Which of the following statements is correct about average bond enthalpy?

Please provide information to view your result.

Your score is

Share your achievement!

LinkedIn Facebook
0%

Please provide your feedback.

Thank you for your valuable feedback.

0%

Class 11 Chemistry: Thermodynamics Online Test (Paper 3)

Welcome to Paper 3! You’ve warmed up—now it's time to step up your game and conquer the challenge with tougher questions!

Earn a certificate upon passing

Get new questions with every attempt

  • Total Questions: 50
  • Time Allotted: 75 minutes
  • Passing Score: 70%
  • Randomization: Yes
  • Certificate: Yes
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 50

1. If a chemical equation is multiplied by a factor n, then according to Hess’s law, ΔH becomes:

2 / 50

2. What is the thermodynamic definition of enthalpy H?

3 / 50

3. A sealed metal container of gas is heated on a flame. Which description fits the boundary and transfers?

4 / 50

4. What is the entropy change of the universe for an irreversible process?

5 / 50

5. For an ideal gas undergoing a constant-pressure process, which of the following relations is true?

6 / 50

6. When concentrated sulfuric acid is diluted with water, the process is highly exothermic. What safety precaution should be followed?

7 / 50

7. Which of the following quantities is a state function?

8 / 50

8. Which of the following is an extensive property?

9 / 50

9. Which of the following equations relates Gibbs free energy to maximum work?

10 / 50

10. The standard enthalpy of combustion is defined as:

11 / 50

11. When will a reaction with and be spontaneous?

12 / 50

12. What is meant by a thermodynamic system?

13 / 50

13. The overall heat of solution (ΔHsol) can be expressed as:

14 / 50

14. Which of the following correctly differentiates extensive from intensive properties?

15 / 50

15. Which of the following processes represents heat of atomization?

16 / 50

16. Which of the following correctly describes spontaneity?

17 / 50

17. What is an intensive property in thermodynamics?

18 / 50

18. Which of the following changes leads to an increase in entropy?

19 / 50

19. Which of the following is an example where an imaginary boundary is most useful?

20 / 50

20. Which of the following is an irreversible process?

21 / 50

21. Which process among the following involves heat exchange with surroundings?

22 / 50

22. Why are industrial chemical reactors considered open systems?

23 / 50

23. Which of the following statements is correct about average bond enthalpy?

24 / 50

24. Which of the following correctly summarizes the third law of thermodynamics?

25 / 50

25. What is the fundamental relation between molar heat capacities at constant pressure and volume for an ideal gas?

26 / 50

26. What is the term used for the remaining entropy in a substance due to disorder at 0 K?

27 / 50

27. During an exothermic reaction at constant pressure, which of the following statements is true?

28 / 50

28. What determines whether a boundary allows transfer of matter or energy?

29 / 50

29. What does the ratio represent?

30 / 50

30. For a solute A in solution, the standard chemical potential μ°A corresponds to which condition?

31 / 50

31. What is meant by molar heat capacity?

32 / 50

32. In an irreversible process, the total entropy change (system + surroundings) is always:

33 / 50

33. What is the difference between specific heat capacity and molar heat capacity?

34 / 50

34. Which setup is the best example of a closed system?

35 / 50

35. The standard heat of formation of any element in its most stable form is:

36 / 50

36. For an ideal gas with at 300 K, what is and ?

37 / 50

37. What is an imaginary boundary in thermodynamics?

38 / 50

38. What is meant by a state function in thermodynamics?

39 / 50

39. If , which of the following statements must be true?

40 / 50

40. What does the third law of thermodynamics state?

41 / 50

41. Which of the following sets contains only intensive properties?

42 / 50

42. The average bond enthalpy of O–H in H₂O is 463 kJ/mol. What is the total energy required to dissociate one mole of H₂O(g) into atoms?

43 / 50

43. What does the superscript “°” in ΔH° or ΔG° signify?

44 / 50

44. What are surroundings in thermodynamics?

45 / 50

45. Which of the following is not a correct example of a system?

46 / 50

46. When a system does 250 J of work on surroundings and absorbs 150 J of heat, what is the change in its internal energy?

47 / 50

47. What is the formula for Gibbs free energy?

48 / 50

48. What is entropy a measure of?

49 / 50

49. A human body can be considered as which type of system?

50 / 50

50. What is meant by the standard enthalpy of a reaction (ΔH°rxn)?

Please provide accurate information so we can send your Achievement Certificate by mail.

Your score is

Share your achievement!

LinkedIn Facebook
0%

Please provide your feedback.

Thank you for your valuable feedback.

Practice Thermodynamics MCQs
Download Class 11 Chemistry MCQ Study Bundle

Class 11 Chemistry — Chapter 6: Thermodynamics Online Test

The Class 11 Chemistry: Chapter 6 – Thermodynamics Online Test provides a comprehensive pool of 395 MCQs designed to evaluate your understanding of the core principles of thermodynamics. This test is free, aligned with the NCERT/CBSE Class 11 syllabus, and offers unlimited practice opportunities to help you master thermodynamic concepts. With three levels of difficulty, you can gradually increase the challenge and track your progress.

Whether you are preparing for school exams or competitive tests like JEE/NEET, this online test will guide you through the key concepts of thermodynamics, from energy conservation to the laws governing thermodynamic processes. This test works as both a revision tool and a mock exam to enhance your speed, accuracy, and conceptual clarity.

Feeling a bit anxious before your exams? Don’t worry, this page is here to help. It’s like a mock test for you to practice at your own pace—whether at home or on the go. With each attempt, you’ll see your score, get instant feedback, and learn from the mistakes. When you’re ready, challenge yourself with Paper 3 for a higher level of difficulty and earn a certificate.

What is the Class 11 Chemistry: Thermodynamics Online Test?

This page contains three exam-style MCQ papers for Chapter 6: Thermodynamics:

  • Paper 1 (Easy) — Foundation: 20 questions · 30 min · Pass 40% · Fixed set
  • Paper 2 (Medium) — Mixed: 30 questions · 45 min · Pass 50% · Randomized from a pool of ~395 questions
  • Paper 3 (Hard) — Challenge: 50 questions · 75 min · Pass 70% · Randomized from the same pool + Certificate on pass

Note: Paper 2 and Paper 3 are randomized, ensuring a new set of questions on each attempt. All papers are timed, auto-evaluated, and show your score with detailed answer reviews.

Topics Covered in this Online Test

This online test covers a wide range of topics in Thermodynamics from the NCERT Class 11 Chemistry syllabus. The following topics are included:

  • Introduction to Thermodynamics — Definition, system, surroundings, and types of systems
  • First Law of Thermodynamics — Internal energy, heat, work, and the concept of energy conservation
  • Enthalpy — Enthalpy changes, heat capacity, and Hess’s Law
  • Work and Heat — Types of work, heat exchange in different processes (isothermal, adiabatic)
  • Thermodynamic Processes — Isothermal, adiabatic, isobaric, isochoric processes
  • Second Law of Thermodynamics — Entropy, spontaneous processes, and reversibility
  • Gibbs Free Energy — Criteria for spontaneity, Gibbs free energy change (ΔG)
  • Heat Engines and Refrigerators — Carnot engine, efficiency, and refrigerator working
  • Entropy and its significance — Entropy as a measure of disorder, Clausius inequality
  • Thermodynamic Cycles — Carnot cycle, Rankine cycle, efficiency of cycles

For a more detailed understanding, you can refer to: Thermodynamics MCQs and explore more questions from Class 11 Chemistry MCQ Collection.

How This Exam-Style Online Test Works

Quick Summary: Select a paper → answer MCQs within the given time → submit → instantly see your score and review your answers. Achieve a passing score on Paper 3 to earn a certificate.

What you’ll see during the test

  • MCQs: One question with four options (A, B, C, D).
  • Timer on top: P1: 30 min • P2: 45 min • P3: 75 min.
  • Pagination: Typically 10 questions per page (navigate through using page controls).
  • Navigation: Use Next/Prev buttons or the question map to revisit questions before submission.
  • View Result: After submitting, click View Result to see your score, correct answers, and mistakes.
  • Restart: Click Restart Test to retry and improve your score with a fresh set of questions (Paper 2 & Paper 3).

Note: After completing the test, feel free to share your feedback on the result page.

Marking & pass criteria

  • Scoring: +1 for correct answers, 0 for incorrect answers (no negative marking).
  • Passing marks: Paper 1 — 40%, Paper 2 — 50%, Paper 3 — 70%.
  • Randomization: Paper 2 and Paper 3 shuffle questions from a large question pool, so every attempt offers fresh challenges.

Who can take this test?

  • Class 11 CBSE students preparing for midterms, unit tests, or final exams in Chemistry.
  • NEET and JEE aspirants strengthening their understanding of thermodynamics and core concepts.
  • Self-learners and home-schoolers looking for a structured way to practice thermodynamics.
  • Teachers and tutors seeking pre-made assessments for students to test their knowledge.
  • Other boards & countries following similar Chemistry curriculums.

Benefits of this Online Test

  • Real exam experience: Timed MCQs simulate exam conditions, building speed and accuracy.
  • Instant results: See your score right away and review the answers for better understanding.
  • Step-up difficulty: Progress through Paper 1 → Paper 2 → Paper 3 and earn a certificate.
  • Unlimited practice: Practice as many times as you need with randomized questions in Paper 2 & 3.
  • Completely free: No fees, no login required—just unlimited access to test your knowledge.

How This Test Helps You Study More Effectively

  • Step 1 – Concept Check: Start with Paper 1 to check your basic understanding.
  • Step 2 – Reinforcement: Attempt Paper 2 to reinforce your concepts.
  • Step 3 – Challenge: Finish with Paper 3 to test your exam readiness.
  • Step 4 – Review: Examine mistakes, understand explanations, and reattempt missed questions.
  • Step 5 – Retake Smartly: Reattempt after 1–2 days to ensure long-term retention and recall.

Important Notes (Please Read Before You Start)

  • Do not refresh or close the browser tab during the test to avoid session loss.
  • Best experience: Use a stable internet connection and the latest browser version (e.g., Chrome or Edge).
  • Allow cookies / local storage to track your progress and test session.
  • Safety: This test is 100% free—ignore any unsolicited payment requests.

More Practice for Class 11 Chemistry

After completing this online test, continue practicing with our comprehensive set of MCQs for other chapters: Class 11 Chemistry MCQs or practice other chapters from: Class 11 Chemistry Online Test Index.

FAQs on Thermodynamics Online Test ▼

Subscribe
Notify of
guest
0 Comments

Related MCQs

Scroll to Top