MCQ
The metal oxide which cannot be reduced to metal by carbon is ____________.
  • A
    PbO
  • $Al _2 O _3$
  • C
    ZnO
  • D
    FeO

Answer

Correct option: B.
$Al _2 O _3$
The metal oxide which cannot be reduced to metal by carbon is $Al _2 O _3$

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