Metallurgy Important Questions
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Questions and Answers

What is the term for the material found in the earth that contains a metal in the form of compounds?

  • Slag
  • Ore (correct)
  • Residue
  • Alloy
  • Which process involves the extraction of metal from its ore by heating in the presence of a reducing agent?

  • Vaporization
  • Smelting (correct)
  • Electrolysis
  • Oxidation
  • Which method is used for the extraction of highly reactive metals like sodium, potassium, and calcium?

  • Electrolysis (correct)
  • Amalgamation
  • Distillation
  • Smelting
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