In the process of calcination, at what temperature is the ore heated?

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Science · Chemistry

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Below its melting point in the absence or limited supply of air

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Answer 1

Above its melting point in the presence of excess air

Answer 2

Equal to its melting point in the absence of air

Answer 3

Below its melting point in the absence or limited supply of air

Answer 4

Above its boiling point in a vacuum

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