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Which of the following is an oxide ore ?
(a) Calcite
(b) Zincite
(c) Magnestie
(d) Calamine

Pls tell the right option
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Dear student,

Oxide ore of an element is the ore that contains oxygen. Zincite (ZnO) is the oxide ore of zinc.
Calcite (CaCO3) and Magnesite (MgCO3) are the carbonate ore and calamine is Fe2O4Zn. 

Hence, the correct option is (b).

Regards

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Dear student,


Correct option is
B

Zincite

An oxide ore is the one in which desired elements are combined with oxygen. Calcite, Magnesite and Calamine are carbonates. Zincite is oxide ore of zinc. Thus, answer is zincite. 


Regards
 
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