Ncert Exercises & Solutions

6.5 Out of C and CO, which is a better reducing agent at 673 K?

At 673 K, the value of $∆ G_{(C O, C O_{2})}$ is less than that of $∆ G_{(C, C O_{2})}$ . Therefore, CO can be reduced more easily to $C O_{2}$ than C to CO. Hence, CO is a better reducing agent than C at 673 K.