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Tamil Nadu Board of Secondary EducationHSC Science Class 12

What are the differences between minerals and ores? - Chemistry

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Question

What are the differences between minerals and ores?

Short Note

Solution

Minerals:

  1. Minerals contain a low percentage of metal.
  2. Metal cannot be extracted easily from minerals.
  3. Clay \[\ce{Al2O3.SiO2.2H2O}\] is the mineral of aluminium.

Ores:

  1. Ores contain a large percentage of metal.
  2. Ores can be used for the extraction of metals on a large scale readily and economically.
  3. Bauxite \[\ce{Al2O3.2H2O}\] is the ore of aluminium.
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Chapter 1: Metallurgy - Evaluation [Page 23]

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Samacheer Kalvi Chemistry - Volume 1 and 2 [English] Class 12 TN Board
Chapter 1 Metallurgy
Evaluation | Q 1. | Page 23
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