JEE Advanced Chemical Thermodynamics questions with solutions
Enthalpy, entropy, Gibbs energy, Hess law and calorimetry for chemical systems. 24 questions from our 2016–2025 JEE Advanced pattern papers, from the Class 11 Chemistry syllabus. Each has the answer and a full solution.
Also practise: Chemical Thermodynamics for JEE Main
JEE Advanced 2025
JEE Advanced 2024
JEE Advanced 2023
JEE Advanced 2022
- The calorimeter constant of a bomb calorimeter is determined by burning 0.610 g of benzoic acid (M=122 g mol^-1, Δ Uc=-3227 kJ mol^-1), which raises…
- For the gas-phase reaction N2(g)+3H2(g)rightleftharpoons2NH3(g) assume Δ H^°=-92.0 kJ mol^-1 and Δ S^°=-198.0 J K^-1 mol^-1, both independent of…
- A bomb calorimeter measures the heat of complete combustion of liquid ethanol at 298 K as Δ U=-1364.5 kJ mol^-1, the products being CO2(g) and…
JEE Advanced 2021
JEE Advanced 2020
- One mole of an ideal monatomic gas at 300 K and 10 L expands to 20 L by three different routes: (a) reversible isothermal expansion, (b) reversible…
- A gaseous mixture of methane and ethane (total 0.0200 mol) is burned completely in excess oxygen in a bomb calorimeter whose heat capacity (including…
- One mole of an ideal diatomic gas (CV=5/2R, γ=1.4) at 300 K is compressed reversibly and adiabatically to one-eighth of its initial volume. It is…
JEE Advanced 2019
- One mole of an ideal monatomic gas (CV=3/2R, R=8.314 J mol^-1K^-1) at 300 K doubles its volume by three different routes: (i) reversible isothermal…
- For the gas-phase reaction N2O4(g)rightleftharpoons2NO2(g), take Δ H^°=57.2 kJ mol^-1 and Δ S^°=176 J K^-1mol^-1, both independent of temperature…
- One mole of an ideal monoatomic gas (Cv=3/2R) at 300 K expands from volume V to 2V in four different ways. Take R=8.314 J mol^-1K^-1 and ln 2=0.693.
JEE Advanced 2018
- Two moles of a monoatomic ideal gas at 300 K and 10 atm expand adiabatically against a constant external pressure of 1 atm until the pressure of the…
- Use the following data (all in kJ mol^-1): enthalpy of sublimation of Mg =147.7; first ionisation enthalpy of Mg =737.7; second ionisation enthalpy…
- One mole of a monatomic ideal gas (with CV,m=3/2R and R=8.314 J K^-1 mol^-1) undergoes the changes listed in List-I. Match each with the entropy…
JEE Advanced 2017
JEE Advanced 2016
Other Chemistry topics
Alcohols, Phenols, Ethers and Haloalkanes 11Atomic Structure 9Biomolecules and Polymers 8Carbonyl Compounds, Carboxylic Acids and Amines 20Chemical Bonding and Molecular Structure 17Chemical Equilibrium 12Chemical Kinetics 24Coordination Compounds 23Electrochemistry 22General Organic Chemistry and Isomerism 37Hydrocarbons 12Ionic Equilibrium 20Mole Concept and Stoichiometry 6Qualitative and Practical Chemistry 7Redox Reactions and Titrations 15Solutions, Solid State and Surface Chemistry 26d- and f-Block Elements and Metallurgy 11s-Block, p-Block Elements and Hydrogen 29