Medium
In the extraction of metals from sulphide ores,the ore is first converted into an oxide before reduction,rather than reducing the sulphide ore directly,because .....
- A$CO_2$ is thermodynamically more stable than $CS_2$.
- BMetal sulphides are less stable than metal oxides.
- C$CO_2$ is more volatile than $CS_2$.
- DMetal sulphides are thermodynamically more stable than $CS_2$.
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