Thermodynamics — Practice Quiz
CBSE · Class 11 · Chemistry
Try a 4-question quiz on Thermodynamics for CBSE Class 11 Chemistry: tap an answer to check it and see why. 116 questions in the full chapter test.
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Quick Quiz: Thermodynamics
0/4Tap an answer to check it instantly. No sign-up needed for these 4.
What is the first law of thermodynamics primarily about?
What does ΔU represent in thermodynamics?
Which equation represents the first law of thermodynamics?
What is enthalpy (H) defined as?
Sample Questions
What does a negative ΔH indicate in a chemical reaction?
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Exothermic reaction
A negative ΔH indicates an exothermic reaction where heat is released to the surroundings.
What is entropy (S) a measure of?
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Disorder or randomness
Entropy is a thermodynamic quantity that represents the degree of disorder or randomness in a system.
What does Gibbs free energy (G) represent?
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Energy available to do useful work
Gibbs free energy represents the energy available to do useful work in a system at constant temperature and pressure.
What condition indicates a spontaneous reaction?
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ΔG < 0
A negative Gibbs free energy change (ΔG < 0) indicates a spontaneous reaction that will occur without external intervention.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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