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Chemical Thermodynamics – System, Surroundings, State Functions, First Law

Chemistry · Grade 11 · Week 15 · 25 questions

Chemical Thermodynamics is a core Grade 11 chemistry chapter covering System, Surroundings, State Functions, and First Law. Clear understanding here pays off in competitive exams (JEE/NEET) where speed matters.

What you'll practise

  • Identify System
  • Explain Surroundings
  • Identify State Functions
  • Apply chemical thermodynamics concepts to NCERT exercise and exemplar problems
All 25 questions in this Chemical Thermodynamics – System, Surroundings, State Functions, First Law quiz

Grade 11 Chemistry — Chemical Thermodynamics – System, Surroundings, State Functions, First Law: 25 practice questions with instant scoring and explanations.

  1. In thermodynamics, 'system' means:
  2. Everything outside system is:
  3. Universe =
  4. A system that exchanges both matter and energy is:
  5. A system that exchanges energy but not matter:
  6. A system that exchanges neither is:
  7. Example of isolated system:
  8. State function depends on:
  9. Which is a state function:
  10. Which is NOT a state function:
  11. First law of thermodynamics:
  12. Sign convention: heat absorbed by system:
  13. Sign convention: work done ON system:
  14. Work of expansion at constant P: w =
  15. In isothermal process:
  16. In adiabatic process:
  17. In isochoric process:
  18. In isobaric process:
  19. For isothermal reversible expansion of ideal gas: w =
  20. For isothermal process of ideal gas, ΔU =
  21. Enthalpy H is defined as:
  22. At constant P: ΔH =
  23. At constant V: ΔU =
  24. ΔH − ΔU =
  25. Heat capacity C =
Question 1 of 250 correct so far

In thermodynamics, 'system' means:

Week 14: Chemical Bonding – Hydrogen Bonding, Metallic Bonding, van der Waals ForcesWeek 16: Chemical Thermodynamics – Enthalpy, Hess's Law, Bond Enthalpy