This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Chemistry (Part I) Chapter 6 Thermodynamics – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 8 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Energy is created by ..... A) Running. B) Boiling ice. C) Touching slime. D) None of them. Show Answer Correct Answer: D) None of them. 2. The thermal energy entering the system from outside is called ..... A) Work. B) Heat. C) Power. D) None of the above. Show Answer Correct Answer: B) Heat. 3. The amount of heat needed to melt one mole of a substance is called: A) Specific Heat. B) Latent Heat. C) Heat of vaporization. D) Heat of fusion. Show Answer Correct Answer: D) Heat of fusion. 4. The enthalpy change for a reaction does not depend upon the A) Physical states of reactants and products. B) Use of different reactants for the same product. C) Nature of intermediate reaction steps. D) Difference in initial or final temperatures of involved substances. Show Answer Correct Answer: C) Nature of intermediate reaction steps. 5. Internal energy is A) The total random kinetic energy of the particles of a substance. B) The inter-particle potential energy of the particles. C) Sum of the total random kinetic energy and potential energy of the particles. D) The energy that is transferred from one body to another. Show Answer Correct Answer: C) Sum of the total random kinetic energy and potential energy of the particles. 6. If 100 grams of water is to be heated from 24.0$^\circ$C to 100.0$^\circ$C to make a cup of tea, how much heat must be absorbed? The specific heat of water is 4.184 J/g$^\circ$CF G H J A) -51, 881.6 J. B) 31, 798.4 J. C) -31, 798.4 J. D) 51, 881.6 J. Show Answer Correct Answer: B) 31, 798.4 J. 7. An ideal gas is compressed to half of its initial volume by means of several processes. Which of the process result in the maximum work done on the gas? A) Isobaric. B) Isochoric. C) Isothermal. D) Adiabatic. Show Answer Correct Answer: D) Adiabatic. 8. This term is known as relative density A) Specific Weight. B) Specific Gravity. C) Specific Heat. D) Specific Volume. Show Answer Correct Answer: B) Specific Gravity. 9. Which of the following is defined by the measure of the average kinetic energy? A) Potential Energy. B) Velocity. C) Heat. D) Temperature. Show Answer Correct Answer: D) Temperature. 10. Conductor A) A material that thermal energy travels through easily. B) A material that energy does NOT transfer through easily. C) Energy that travels in the form of electromagnetic waves. D) None of the above. Show Answer Correct Answer: A) A material that thermal energy travels through easily. 11. What is the symbol for entropy? A) H. B) G. C) S. D) E. Show Answer Correct Answer: C) S. 12. An isolated system is one in which A) Mass does not cross boundaries of the system, though energy may do so. B) Neither mass nor energy crosses the boundaries of the system. C) Both energy and mass cross the boundaries of the system. D) Mass crosses the boundary but not the energy. Show Answer Correct Answer: B) Neither mass nor energy crosses the boundaries of the system. 13. Thermal energy reservoirs are the one which are having finite heat capacity A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 14. In thermodynamics, which is not a state variable A) Density. B) Internal Energy. C) Enthalpy. D) Heat. Show Answer Correct Answer: D) Heat. 15. What is erroneous about the process terrminologies from the choices? A) Adiabatic-no heat transferred. B) Isothermal-there is heat transferred. C) Isobaric-constant pressure. D) Isochoric-constant volume. Show Answer Correct Answer: B) Isothermal-there is heat transferred. 16. How much heat is needed to form 40.0 L of NO$_{2}$ from its elements at STP?, V$_{m}$=22.4LN$_{2}$+ 2O$_{2}$ $\rightarrow$ 2NO$_{2}$$\Delta$H = +67kJ A) 58.2 kJ. B) 29.1. C) 59.8. D) 119.6. Show Answer Correct Answer: C) 59.8. 17. ..... means that energy cannot be destroyed A) 1st law of thermodynamics. B) Entropy. C) Conservation of energy. D) None of the above. Show Answer Correct Answer: C) Conservation of energy. 18. Which is NOT an example of an open system? A) Thermos. B) Human body. C) Compressors. D) None of the above. Show Answer Correct Answer: A) Thermos. 19. The value of process index is one for which of the following process? A) Isochoric process. B) Isobaric process. C) Isothermal process. D) Adiabatic process. Show Answer Correct Answer: C) Isothermal process. 20. Variables independent of the size of the system and the same at any location within the system. A) Intensive variables. B) Extensive variables. C) Independent variables. D) Dependent variables. Show Answer Correct Answer: A) Intensive variables. 21. In isochoric process work done is A) Zero. B) -ve. C) +ve. D) None of the above. Show Answer Correct Answer: A) Zero. 22. Which variable is not needed to solve for heat energy (Q)? A) Mass (m). B) Specific heat capactiy (c). C) Change in temperature (T). D) Boiling point (B). Show Answer Correct Answer: D) Boiling point (B). 23. An infrared camera is capable of viewing ..... A) Telekinetic energy. B) Convective energy. C) Conductive energy. D) Radiant Energy. Show Answer Correct Answer: D) Radiant Energy. 24. Which of the following is a real-world application of the first law of thermodynamics? A) A refrigerator removing heat from its interior. B) A car engine converting fuel into motion. C) Ice melting in a glass of water. D) A thermometer measuring temperature. Show Answer Correct Answer: B) A car engine converting fuel into motion. 25. Which of the following would have the highest entropy? A) A cold solid. B) A hot liquid. C) A hot gas. D) A cold gas. Show Answer Correct Answer: C) A hot gas. ← PreviousNext →Related QuizzesClass 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 1Class 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 2Class 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 3Class 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 4Class 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 5Class 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 6Class 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 7Class 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 9Class 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 10Class 11 Chemistry (Part I) Chapter 6 Thermodynamics Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books