MEDIUMMCQ SINGLENEET ChemistryInorganic ChemistryMetallurgyPrevious Year Questions
The process of converting hydrated alumina into anhydrous alumina is called (AIPMT 2013)
A.roasting
B.smelting
C.dressing
D.calcination✓ Correct
Explanation
Calcination is a process in which ore is heated in the absence of air to expel water from a hydrated oxide.
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