Chemistry - Thermodynamics - II Question with Solution | TestHub

The standard Gibb's free energy of the following reaction, $\Delta {\mathrm{G}}^{\circ }$ have been determined at various temperatures

(1) $\mathrm{C}(\mathrm{s})+{\mathrm{O}}_2(\mathrm{g})\to {\mathrm{CO}}_2(\mathrm{g})$

(2) $\mathrm{C}(\mathrm{s})+\frac{1}{2}{\mathrm{O}}_2(\mathrm{g})\to \mathrm{CO}(\mathrm{g})$

(2) $\mathrm{CO}(\mathrm{g})+\frac{1}{2}{\mathrm{O}}_2(\mathrm{g})\to {\mathrm{CO}}_2(\mathrm{g})$

Which of the following plots would represent most likely the temperature dependence of ΔG° ?