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SSC CPO 2020 PYQ — Question 66

SSC CPO - 25 Nov 2020 - Shift 2 • General Awareness • Q66

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According to a law postulated by ______, the amounts of different substances liberated by
the same quantity of electricity passing through the electrolytic solution are proportional to
their chemical equivalent weights.

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Correct answer: A

Explanation

The correct answer is option 1 i.e. Michael Faraday

  • According to Faraday's laws of electrolysis
  1. The amount of chemical change produced by the current at an electrode-electrolyte boundary is proportional to the quantity of electricity used.
  2. The amounts of chemical changes produced by the same quantity of electricity in different substances are proportional to their equivalent weights.
  • It was described by Michael Faraday 3.