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Write a chemical reaction involved in the process of roasting. |
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Answer» i) If the metal is found in the form of sulphides, They are roasted (ROASTING is the process of heating[less than the melting point of metal] metals sulphides (metal sulphides) to remove sulphur gas from the metal,. and the metal is converted to metal oxide as a STEP of purification ), and REDUCED to oxide form,. Eg: copper is found as copper sulphide so, they are roasted to form copper oxide. Cu2 S + 3O2(g) → 2Cu2 O(s) +2SO2(g) (Heat is SUPPLIED) |
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