Q27 / 125 · BITSAT 2009 · Chemistry

Among the following statements the incorrect one is:

  • A
    Calamine and siderite are carbonates.
  • Correct answer
    B
    Argentite and cuprite are oxides.
  • C
    Zinc blende and iron pyrites are sulphides.
  • D
    Malachite and azurite are ores of copper.

Solution

Cuprite is $\mathrm{Cu}_{2} \mathrm{O}$ and Argentite is $\mathrm{Ag}_{2} \mathrm{~S}$.

Hence, the correct answer is option: 'B'.

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