A) \[ZnO\] and \[MgO\]
B) \[ZnO\] and \[F{{e}_{2}}{{O}_{3}}.x{{H}_{2}}O\]
C) \[ZnC{{O}_{3}}\] and \[CaO\]
D) \[F{{e}_{2}}{{O}_{3}}\]and \[CaC{{O}_{3}}.MgC{{O}_{3}}\]
Correct Answer: A
Solution :
In calcination the ore is converted to metal oxide. \[ZnO\] and \[MgO\] are already in oxide form.You need to login to perform this action.
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