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Which of the following methods is NOT used  for the separation of mixtures?

Chemistry
WAEC 2019

Which of the following methods is NOT used  for the separation of mixtures?

  • A. Chromatography
  • B. Crystallization
  • C. Distillation
  • D. Electrolysis
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Correct Answer: Option D
Explanation

Uses of electrolysis:

  • Electrolysis is used in the extraction of metals from their ores.
  • It is used for refining certain metals such as copper and zinc.
  • Electrolysis is used for the manufacture of chlorine. 
  • Electrolysis is used for electroplating many things we use every day.
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