JEE Advanced Chemistry: Thermodynamics Practice Questions

12 questions with answers and step-by-step solutions. Tap any question to see the full worked solution.

Q1.
$What is the change in internal energy for an adiabatic process where work done on the system is 50 Joules?$
Easy
Q2.
$For a spontaneous process at constant temperature and pressure, which of the following conditions must be satisfied?$
Easy
Q3.
$The standard enthalpy of formation of an element in its most stable state at 298 Kelvin is:$
Easy
Q4.
$Which of the following statements is true for an ideal gas undergoing an isothermal reversible expansion?$
Easy
Q5.
$The entropy change for the fusion of 1 mole of a solid at its melting point of 273 Kelvin is 22 J per Kelvin. What is the enthalpy of fusion?$
Medium
Q6.
$Calculate the work done when 2 moles of an ideal gas expand isothermally and reversibly from 1 liter to 10 liters at 300 Kelvin.$
Medium
Q7.
$For a gaseous reaction, the change in internal energy is -10 kJ at 300 Kelvin. If the change in the number of moles of gas is -2, calculate the change in enthal$
Medium
Q8.
$The standard enthalpy of combustion of graphite and diamond are -393.5 kJ per mole and -395.4 kJ per mole respectively. Calculate the enthalpy change for the co$
Medium
Q9.
$Calculate the change in internal energy when 2 moles of an ideal gas are heated from 300 K to 400 K at constant pressure. Given Cv = 20 J/mol K.$
Hard
Q10.
$The standard Gibbs free energy change for the reaction Agoes to B is -10 kJ/mol at 300 K. If the reaction is carried out in a vessel where the partial pressure$
Hard
Q11.
$For a reversible adiabatic expansion of an ideal gas with heat capacity ratio gamma, the relationship between temperature and volume is given by T times V raise$
Hard
Q12.
$For a reaction at equilibrium, the temperature dependence of the equilibrium constant K is given by the van't Hoff equation. If the enthalpy of reaction is cons$
Hard

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