Which of the following pairs are not correctly matched with respec | Filo
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Class 12

Chemistry

Metallurgy

General Principles and Processes of Isolation of Elements

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Which of the following pairs are not correctly matched with respect to the extraction of metals from their ores

  1. Leaching process- Silver and gold from their native ores.
  2. Self reduction-Copper and mercury from their sulphide ores.
  3. Carbon / carbonmonoxide reduction - Iron and zinc from their oxide ores.
  4. Electrolytic reduction - Aluminium and tin from their oxide ores.
Correct Answer: Option(d)
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general principles and processes of isolation of elements