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Carbon can reduce ferric oxide to iron a...

Carbon can reduce ferric oxide to iron at a temperature above 983 K because

A

carbon monoxide formed is thermodynamically less satble than ferric oxide

B

carbon has a higher affinity towards oxidation than iron.

C

free energy change for the formation of carbon dioxide is less negative than that for ferric oxide.

D

iron has a higher affinity towards oxygen than carbon.

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The correct Answer is:
B
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