Redox Reactions Notes App | IGCSE O Level Chemistry Notes e-Book PDF
IGCSE O Level Chemistry MCQs (O Level) From Textbook

IGCSE O Level Chemistry Exam MCQs – Practice Test 4 (Chapter 11)

Redox Reactions Notes Questions with Answers PDF Download – Test 4

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Learn Redox Reactions Notes Questios and Answers PDF for chemistry academic readiness. Download the Redox Reactions Quiz Answers PDF e-Book, Ch. 11-4 to study IGCSE O Level Chemistry Course. Solve Oxidation and Reduction MCQs, Redox Reactions quiz answers PDF for chemistry academic readiness. Download the Redox Reactions Notes App: Free IGCSE O Level Chemistry Study App to learn oxidation reduction reactions, redox reaction: oxidation career test to improve chemistry retention.

Free Redox Reactions Study App Download: Upon adding sugar in hot drink, slow dissolution is because; MCQ with answers: granulated sugar cubes dissolve slowly, sugar cubes dissolve slowly, and brown sugar doesn't dissolve easily. Practice Save Energy: O Level Chemistry Quiz Questions, download Kobo e-Book (Free Chapter) for chemistry academic readiness.

Redox Reactions Test Questions and Answers PDF Download: MCQ 4

MCQ 16: While the Potassium Iodide (KI) is a powerful reducing agent, the:

  1. iodide ion is oxidized to iodine
  2. iodide ion is reduced to iodine
  3. iodine is reduced to iodide ion
  4. iodine is oxidized to iodide ion

MCQ 17: Upon adding sugar in hot drink, slow dissolution is because:

  1. sugar cubes dissolve slowly
  2. granulated sugar cubes dissolve slowly
  3. brown sugar doesn't dissolve easily
  4. none of above

MCQ 18: 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 19: While Iodide ion (I-) oxidizes to Iodine (I2), a change in color from colorless to:

  1. brown occurs
  2. pink occurs
  3. blue occurs
  4. violet occurs

MCQ 20: Oxidation is also referred to as:

  1. combustion only
  2. respiration only
  3. transpiration
  4. combustion and respiration

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