Oxidation Reduction Reactions MCQs Quiz Online PDF Download

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MCQs on Oxidation Reduction ReactionsQuiz PDF Download

MCQ: In Copper Oxide (CuO) and Carbon Monoxide (CO) reaction, reducing agent is

  1. CuO
  2. CO
  3. Cu
  4. CO2


MCQ: In Copper Oxide (CuO) and Carbon Monoxide (CO) reaction

  1. CO is being oxidized
  2. CuO is being oxidized
  3. CO is being reduced
  4. CuO is being reduced


MCQ: Reduction involves

  1. gain in hydrogen
  2. loss of oxygen
  3. loss of hydrogen
  4. Both A and B


MCQ: When dichromate (VI) ion becomes reduced to chromium (III) ion, a change of color occurs from

  1. purple to pink
  2. purple to colorless
  3. orange to purple
  4. orange to green


MCQ: If Potassium Iodide (KI) acts as oxidizing agent, change occurs from, indicates presence of

  1. colorless to brown
  2. colorless to blue
  3. brown to colorless
  4. blue to colorless