Chemistry · 2013
JEE Main · 9 April 2013, Shift 1 · Q44
Calcination is the process in which:
Calcination is the process in which :
Official answer
(4)
Ore is heated strongly below its melting point either in the limited or absence of air and is used to convert carbonate and hydrated oxide ores to their respective oxides.
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JEE Main 2013 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.