Which of the oxide groups among the following cannot be reduced by car – McqOptions

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1.	Which of the oxide groups among the following cannot be reduced by carbon?
A.	\[C{{u}_{2}}O,Sn{{O}_{2}}\]
B.	\[CaO,{{K}_{2}}O\]
C.	\[PbO,F{{e}_{2}}{{O}_{4}}\]
D.	\[F{{e}_{2}}{{O}_{3}},ZnO\]
Answer» C. \[PbO,F{{e}_{2}}{{O}_{4}}\]

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