Calcination is the process of heating the ore
(a) In a blast furnace (b) In absence of air
(c) In presence of air (d) None of these
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Explanation:
b in absence of air is the right answer
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(b) In absence of air
Explanation:
Calcination is defined as the process of converting an ore into an oxide by heating it strongly. The ore is heated below its melting point either in absence of air or in a limited supply. This method is commonly used for converting carbonates and hydroxides to their respective oxides.
Option B is the answer.
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