Which one of the following statements is inco | vedclass

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(B) The correct answer is $B$.$1$. Calamine $(ZnCO_3)$ and siderite $(FeCO_3)$ are both carbonates.$2$. Argentite is $Ag_2S$ (sulphide ore) and cuprit

Vedclass · Accepted Answer

Argentite and cuprite are oxides.

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(B) The correct answer is $B$.$1$. Calamine $(ZnCO_3)$ and siderite $(FeCO_3)$ are both carbonates.$2$. Argentite is $Ag_2S$ (sulphide ore) and cuprite is $Cu_2O$ (oxide ore). Thus,the statement that both are oxides is incorrect.$3$. Zinc blende $(ZnS)$ and pyrites $(FeS_2)$ are both sulphides.$4$. Malachite $(CuCO_3 \cdot Cu(OH)_2)$ and azurite $(2CuCO_3 \cdot Cu(OH)_2)$ are both ores of copper.

Which one of the following statements is incorrect?

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