Among the following groups of oxides, the group that cannot be reduced – McqOptions

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1.	Among the following groups of oxides, the group that cannot be reduced by carbon to give the respective metals is
A.	\[C{{u}_{2}}O,{{K}_{2}}O\]
B.	\[F{{e}_{2}}{{O}_{3}},ZnO\]
C.	\[CaO,{{K}_{2}}O\]
D.	\[PbO,F{{e}_{3}}{{O}_{4}}\]
Answer» D. \[PbO,F{{e}_{3}}{{O}_{4}}\]

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