electrolysis process mcq

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Effect of high voltage needed to discharge OH- ion is called

Effect of high voltage needed to discharge OH- ion is called
  • A. over voltage effect
  • B. hydroxyl effect
  • C. high effect
  • D. all of them
  • Correct Answer: Option A

Ions discharged in electrolysis depends on

Ions discharged in electrolysis depends on
  • A. relative electrode potential
  • B. concentration of ions
  • C. relative electrode charge
  • D. density of electrolyte
  • Correct Answer: Option C

Cathode production electrolysis of zinc iodide is

Cathode production electrolysis of zinc iodide is
  • A. iodine
  • B. zinc
  • C. zinc oxide
  • D. all of them
  • Correct Answer: Option B