zinc, sulphide : roasting :: zinc carbonate :
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Answer:
Sodium
Explanation:
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Answer: Calcination Process
Explanation:
Calcination is the process of heating in the absence of oxygen.
Extraction of zinc metal from zinc carbonate:
zinc carbonate is first converted into zinc oxide. Zinc carbonate is heated strongly in the absence of air to obtain zinc oxide and carbon dioxide.
ZnO is also called philosophor wool.
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