\(\Delta G=\Delta H-T \Delta S\)
According to the question, for the given reaction,
\(\Delta S=\) positive
\(\Delta H=\) negative (since heat is evolved)
\(\Rightarrow \Delta G=\) negative
Therefore, the reaction is spontaneous at any temperature.
Hence, alternative \((iv)\) is correct.
${X_{\left( g \right)}} + {e^ - } \to X_{\left( g \right)}^ - $
$(ii)$ $SO_2$$_{(g)} +$ $\frac{1}{2} O_2$$_{(g)}$ $\rightarrow$ $SO_3$ $_(g) + y\, Kcal,$ તો $SO_2$ ની નિર્માણ ઉષ્મા શોધો.