Chemistry · Metallurgy and Extraction of Metals
Which metallurgical process is used to convert zinc carbonate ore (calamine) into zinc oxide prior to reduction?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Roasting (heating strongly in excess air)
- 2Reduction with carbon powder
- 3Reduction with aluminium powder
- 4Calcination (heating strongly in limited or no air)✓
Correct answer
Calcination (heating strongly in limited or no air)
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