Chemistry · Metals and Non-metals
Which process involves heating sulphide ores strongly in the presence of excess air to convert them into metal oxides, which is used for metals like copper?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Smelting
- 2Roasting✓
- 3Calcination
- 4Electrolysis
Correct answer
Roasting
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