Dry Cells MCQs Quiz Online PDF Download

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Study bachelors and masters in chemistry degree MCQs: in a dry cell, leaking occurs because, for online courses with choices zinc electrode has dissolved away, carbon electrode has dissolved away, magnese oxide has been used up, polarization cannot more be prevented at carbon electrode with technical interview questions for online assessment of fresh and experienced graduates. Free skills assessment test is for online learn dry cells quiz questions with MCQs, exam preparation questions and answers.

MCQs on Dry CellsQuiz PDF Download

MCQ: In a dry cell, leaking occurs because

  1. zinc electrode has dissolved away
  2. carbon electrode has dissolved away
  3. magnese oxide has been used up
  4. polarization cannot more be prevented at carbon electrode

A

MCQ: Advantages dry cells offer are that they are

  1. cheap
  2. convenient
  3. portable
  4. all of these

D

MCQ: Selective charges occurs for the

  1. ions which require least energy to be discharged
  2. ions which require most energy to be discharged
  3. elements of group VII
  4. metal chlorides

A

MCQ: In a dry cell, electrolyte paste is formed of

  1. ammonium sulphate
  2. ammonium nitrate
  3. ammonium chloride
  4. zinc sulphate

C

MCQ: Selective discharge occurs

  1. if more difference is in the reactivity series
  2. if low difference is in the activity series
  3. if more than one type of anions is attracted to cathode
  4. if more than one type of anions or Cations are attracted to the cathode or anode

D