MetallurgyHard

Question

Which of the following statement(s) is/are correct ?

Options

A.Cuprite and Zincite are oxide ores.
B.Magnesite and carnallite are carbonate ores.
C.Chalcocite and azurite are ores of copper.
D.Feldspar and albite minerals contain aluminium.

Solution

(A) Cu2O and ZnO
(B) MgCO3 and KCl.MgCl2.6H2O
(C) Cu2S and 2CuCO3.Cu(OH)2.
(D) K2O.Al2O3.6SiO2 & Na3AlSi3O8.

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