Question

From the Ellingham graph between Gibb's energy and temperature, out of $C$ and $CO$ which is a better reducing agent for $ZnO$?

• A. Carbon
• B. $CO$
• C. Both of these
• D. None of these

Answer 1

Answer: (A)

Carbon

$C$ is a better reducing agent. It reduces at 1180K but when comes to $CO$, it reduces at 1270 K.