CBSE Class 11 Thermodynamics & Kinetic Theory — practice questions
18 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 11 Thermodynamics & Kinetic Theory in the app →Which of the following is **not** a state function?In the IUPAC sign convention used in modern NCERT, the first law of thermodynamics is written as $\Delta U = qFor an isothermal reversible expansion of an ideal gas from volume $V_1$ to $V_2$, the work done **by** the gaWhen an ideal gas expands into a vacuum:The relation between $\Delta H$ and $\Delta U$ for a reaction involving gases is:The standard enthalpy of formation $\Delta_f H^\circ$ of any element in its most stable form at the standard sThe standard enthalpy of neutralisation of any strong acid by any strong base in dilute aqueous solution is apWhich of the following is **always** true for a spontaneous process in an isolated system?At constant temperature and pressure, the criterion for a process to be **spontaneous** is:A reaction is found to have $\Delta H = +30\,\text{kJ mol}^{-1}$ and $\Delta S = +100\,\text{J K}^{-1}\,\text{The relationship between $\Delta G^\circ$ and the equilibrium constant $K$ for a chemical reaction is:Hess's law of constant heat summation is a direct consequence of:For an adiabatic process, the first law of thermodynamics reduces to:The third law of thermodynamics states that:For a reaction occurring at constant pressure in an open beaker, the heat absorbed equals:Hess's law states that the standard enthalpy change for a reaction:Among solid ice, liquid water, and water vapour at the same temperature, entropy is:A reaction has $\Delta H = -100$ kJ and $\Delta S = +200$ J/K. At $T = 298$ K, $\Delta G$ is: