Multiple choice

Match the Group - I (Minerals/ores) with Group - II (Chemical formula) accordingly.

 
Group - I
Group - II
A. crocoisite 1. PbCrO4
B. felspar 2. PbCO3
C. cerussite 3. KAlSi3O8
D. malachite 4. Cu(OH)2.CuCO3

  1. A - 1, B - 3, C - 2, D - 4

  2. A - 2, B - 1, C - 3, D - 4

  3. A - 2, B - 1, C - 4, D - 3

  4. A - 1, B - 2, C - 3, D - 4

  5. A - 4, B - 3, C - 2, D - 1
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A Correct answer
Explanation

Crocoisite (PbCrO4) is the ore of lead. Felspar (KAlSi3O8) is the mineral of potassium and Aluminium. Cerussite (PbCO3) is the carbonate ore of lead. Malachite (Cu(OH)2.CuCO3) is the carbonate ore of copper. Hence, this is the  correct representation of the codes A - 1, B - 3, C - 2, D - 4.

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