Why are sulphide and carbonate ores converted into oxides?

  • A
    Oxides are more stable than sulphides and carbonates.
  • B
    It is easier to reduce metal oxides to pure metal than their sulphides or carbonates.
  • C
    Sulphide and carbonate ores are highly reactive.
  • D
    Oxides are easier to mine from the earth.

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