JEE Main · 2019 · 12 Apr 2019 · Shift 2 · Chemical Thermodynamics

Which of the following graphs between pressure 'P' versus volume 'V' represent the maximum work done?

For the reaction, ${\mathrm{N}}_2{\mathrm{O}}_4\rightleftharpoons 2{\mathrm{NO}}_2$, graph is plotted as shown below. Identify correct statements.

A. Standard free energy change for the reaction is $-5.40\mathrm{kJ}{\mathrm{mol}}^{-1}$.
B. As $\Delta G^{\ominus }$ in graph i …

Use the following data:
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Dissociation of a gas ${\mathrm{A}}_2$ takes place according to the following chemical reactions. At equilibrium, the total pressure is 1 bar at 300 K.
${\mathrm{A}}_2(\mathrm{g})\rightleftharpoons 2\mathrm{A}(\mathrm{g})$
The standard Gibbs energy of formation of the involv …

Consider the following data:
${\Delta }_{\mathrm{f}}{\mathrm{H}}^{\Theta }$(methane, g)$=-\mathrm{X}\mathrm{kJ}{\mathrm{mol}}^{-1}$
Enthalpy of sublimation of graphite $=\mathrm{Y}\mathrm{kJ}{\mathrm{mol}}^{-1}$
Dissociation enthalpy of …

If the enthalpy of sublimation of Li is $155{\mathrm{kJ}\mathrm{mol}}^{-1}$, enthalpy of dissociation of ${\mathrm{F}}_2$ is $150{\mathrm{kJ}\mathrm{mol}}^{-1}$, ionization enthalpy of Li is $520{\mathrm{kJ}\mathrm{mol}}^{-1}$, electron gain enthalpy of F is $-313{\mathrm{kJ}\mathrm{mol}}^{-1}$, standard enthalpy o …