2 & 3 Marks
1. What is Thermodynamics?
2. What is the Aim of studying Thermodynamics?
3. What is a System? Give examples.
4. What is meant by Surrounding? Or Define Surrounding.
5. Distinguish between the System and Surrounding.
6. What is meant
by Boundary? Or
Define Boundary.
7. What is an Isolated system? Give example.
8. What is a Closed system? Give example.
9. What is an Open system? Give example.
10.
What
is a Thermodynamic Property?
11. Mention the Properties of Thermodynamics.
12. Explain Extensive properties with examples.
13. Explain Intensive properties with examples.
14. What are the Processes of Thermodynamics? Give examples.
15. What is Reversible process? Give example.
16. What are the Conditions
for the reversible process to occur?
17. What is Irreversible process? Give example.
18. Distinguish between Reversible process and Irreversible
process.
19. Define - Adiabatic process.
20. Define - Isothermal process.
21. Define - Isobaric process.
22. Define - Isochoric process.
23. Define - Cyclic process.
24. List out the thermodynamic Processes and its Conditions.
25. What is State function? Give examples.
26. What is Path function? Give examples.
27. Distinguish between State function and Path function.
28. Identify the State and Path functions out of the
following:
a) Enthalpy b) Entropy c) Heat d)
Temperature
e) Work f) Free energy.
29. What is Internal energy? What are the Components / Constituents of Internal
energy?
30. Explain the Importance of Internal energy with example.
31. What is Heat? Give its Units.
32. Define - Calories.
33. Give the Sign convention of Heat.
34. Define - Work.
35. Give the Units of Work.
36. Define - Joule.
37. Give the Sign convention of Work.
38. What is PV work? Or What is Pressure - Volume work Or Expansion work?
39 Describe the relation between Internal energy, Work and Heat.
40. State the Zeroth law of thermodynamics. Or State the Law of thermal equilibrium.
Where is this law
Used?
41. State the First law of thermodynamics. Or State the Law of conservation of energy.
42. Write the Mathematical
statement of First law of thermodynamics.
43. What happens when Mathematical
statement of First law of thermodynamics is used in Cyclic process?
44. What happens when Mathematical statement of First law of
thermodynamics is used in Isochoric process?
45. What happens when Mathematical statement of First law of
thermodynamics is used in Adiabatic process?
46. What happens when Mathematical
statement of First law of thermodynamics is used in Isobaric process?
47. Define - Enthalpy.
48. Define - Standard Heat of Formation. What is the Standard Heat of formation of all
elements?
49. Define - Standard Enthalpy of Reaction. How is it denoted?
50. Define - Enthalpy of Combustion.
51. Define - Molar Heat capacity. Give its Unit.
52. Define - Molar Heat capacity at constant Volume
(CV).
53. Define - Molar
Heat capacity at constant Pressure (CP).
54. What are the Applications of Bomb Calorimeter?
55. What are the Applications of the Heat of Combustion?
56. Define the Calorific value of food. What is the Unit of Calorific
value?
57. Define - Heat of Solution.
58. Define - Enthalpy of Neutralization.
59. Enthalpy of Neutralization is always a constant when a Strong
acid is neutralized by a Strong base. Account for the
statement.
60. Define - Molar Heat of Fusion.
61. Define - Molar Heat of Vapourisation.
62. Define - Molar Heat of Sublimation.
63. Define - Heat of Transition.
64. Define - Hess’s law of constant heat summation.
65. What are the Applications of Hess's law of constant heat
summation?
66. What is Lattice energy?
67. What are the Uses of Born - Haber cycle?
68. What is the Need for the Second law of thermodynamics?
69. What is the usual definition of Entropy? What is the Unit
of Entropy?
70. Write the
Entropy
statement of Second
law of thermodynamics.
71. Write the
Kelvin - Planck statement of Second law of thermodynamics. Or
Give Kelvin statement of Second law of thermodynamics.
72. Write the Clausius
statement of Second law of thermodynamics.
73. Write the Mathematical
statement of the Percentage Efficiency of an engine.
74. What is Standard Entropy Change?
75. Define - Standard Entropy of Formation.
76. What is Entropy of Fusion?
77. What is Entropy of Vapourisation?
78. What is Entropy of Transition?
79. Define Gibb’s free energy.
80. Establish the link between ΔG and Spontaneity.
81. What are Spontaneous reactions? What are the Conditions
for the Spontaneity of a process?
82. List the factors that determines Spontaneity of the
process.
83. The Equilibrium constant of a reaction is 10, what will
be the Sign of ΔG? Will this reaction be spontaneous?
84. Predict the Feasibility of a reaction when
i) both ΔH and ΔS
positive ii) both ΔH and ΔS negative
iii) ΔH decreases
but ΔS increases.
85. Show that the
decrease in Free energy (– ΔG) accompanying a process taking place at constant temperature and pressure is equal to the Maximum
Work obtainable from the system.
86. What is Reaction
Quotient?
87. Derive the Relationship between Standard free energy
change and Equilibrium constant. Or
Establish the
relationship between ΔGo and Equilibrium
constant.
88. State the Third law of thermodynamics.
5 Marks
1. Explain the different Types of system with examples. Or Explain the Types
of system based on
their physical and
chemical properties with examples.
2. What are the Types of systems that correspond to the
nature of the boundary?
3. List the Characteristics of Internal energy.
4. List out the Characteristics of Work.
5. Calculate the Work involved in Expansion and Compression
process.
6. Write the Various
statements of First law of thermodynamics.
7. Write a note on Enthalpy.
8. Derive the relation between ΔH and ΔU for an Ideal gas.
Explain each term involved in the equaion.
Or Derive the
relation between Enthalpy and Internal energy. Or Derive : ΔH = ΔU + Δn(g)RT.
Or Correlate Internal
energy change (ΔU) and Enthalpy change (ΔH).
9. What are Thermochemical Equations? Give the conventions adopted in it.
10. Derive the relation between CP and CV for an ideal gas.
11. How will you measure the ΔU and ΔH
using Bomb Calorimeter?
Or How will you measure the Internal
energy change and Enthalpy change?
12. Explain how heat absorbed at constant volume is measured
using bomb calorimeter with a neat diagram.
13. Write down the Born - Haber cycle for the formation of
CaCl2.
14. Suggest and explain an indirect method to calculate Lattice
enthalpy of Sodium chloride crystal.
15. State the Various statements of Second law of
thermodynamics.
16. State four Laws of thermodynamics.
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