- Roasting is specifically applied to sulphide ores. - It requires heating in the presence of excess air. - It converts the sulphide into a metal oxide and releases sulphur dioxide.
What is the name of the process that converts sulphide ores into oxides by heating strongly in the presence of excess air ?
Asked in UPSC CDS 2 2021 · Topic: Metals, Minerals, Ores: Properties, Uses (Extraction of metals from concentrated ores (roasting, calcination, smelting, electrolytic reduction))
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