Electrochemistry Multiple Choice Questions and Answers 7 PDF Download

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MCQs on Electrochemistry Worksheets 7 Quiz PDF Download

MCQ: Rusting of iron occurs due to

  1. reduction
  2. hydrogenation
  3. oxidation
  4. sublimation


MCQ: Element reduced in following reaction 2Ca + O2 2CaO is

  1. Ca
  2. O2
  3. CaO
  4. none of above