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BITSAT 2009
Exam
BITSAT
Year
2009
Subject
Chemistry
Chapter
General Principles and Processes of Isolation of Metals

BITSAT 2009 · Chemistry · General Principles and Processes of Isolation of Metals

Among the following statements the incorrect one is:

Among the following statements the incorrect one is:

Options

  1. ACalamine and siderite are carbonates.
  2. BArgentite and cuprite are oxides.
  3. CZinc blende and iron pyrites are sulphides.
  4. DMalachite and azurite are ores of copper.

Correct answer

B. Argentite and cuprite are oxides.

Step-by-step solution

Cuprite is Cu2O\mathrm{Cu}_{2} \mathrm{O} and Argentite is Ag2S\mathrm{Ag}_{2} \mathrm{ S}.
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