The incorrect statement among the following is :
A. Calamine and siderite are carbonates
B. Argentite and cuprite are oxides
C. Zinc blende and iron-pyrites are sulphides
D. Malachite and azurite are ores of Cu.

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1 Answers

Correct Answer - C
Argentite is `Ag_(2)S` and not `Ag_(2)O`.

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