Chemistry, asked by Anonymous, 5 months ago

Difference between calcination and roasting.

Answers

Answered by sandeep7686

Answer:

Roasting involves heating of ore lower than its melting point in the presence of air or oxygen. Calcination involves thermal decomposition of carbonate ores. Roasting is carried out mostly for sulfide minerals. During calcination, moisture is driven out from an ore.

Explanation:

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Answered by Anonymous

Answer:

Roasting involves heating of ore lower than its melting point in the presence of air or oxygen. Calcination involves thermal decomposition of carbonate ores. ... During roasting large amount of toxic, metallic and acidic compounds are released.

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