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

Free "Redox Reactions" App with MCQ: While the Potassium Iodide (KI) is a powerful reducing agent, the; with answers: iodide ion is reduced to iodine, iodide ion is oxidized to iodine, iodine is reduced to iodide ion, and iodine is oxidized to iodide ion for chemistry academic readiness. 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:

iodide ion is oxidized to iodine
iodide ion is reduced to iodine
iodine is reduced to iodide ion
iodine is oxidized to iodide ion

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

sugar cubes dissolve slowly
granulated sugar cubes dissolve slowly
brown sugar doesn't dissolve easily
none of above

MCQ 18: In Copper Oxide (CuO) and Carbon Monoxide (CO) reaction:

CO is being oxidized
CuO is being oxidized
CO is being reduced
CuO is being reduced

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

brown occurs
pink occurs
blue occurs
violet occurs

MCQ 20: Oxidation is also referred to as:

combustion only
respiration only
transpiration
combustion and respiration

Redox Reactions Exam Prep – IGCSE O Level Chemistry Notes App & e-Book

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