O Level

Chemistry MCQs

O Level Chemistry MCQs - Subtopic

Oxidation Reduction Reactions MCQ with Answers

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Oxidation Reduction Reactions Multiple Choice Questions (MCQ) to practice oxidation reduction reactions quiz answers PDF, O level chemistry worksheets for online degrees. Solve redox reactions Multiple Choice Questions and Answers (MCQs), "Oxidation Reduction Reactions" quiz questions and answers for best online SAT prep class. Learn redox reaction: oxidation, redox reactions test prep for online degree programs.

"In Copper Oxide (CuO) and Carbon Monoxide (CO) reaction, the reducing agent is" Multiple Choice Questions (MCQ) on oxidation reduction reactions with choices cuo, co, cu, and co2 for best online SAT prep class. Solve oxidation reduction reactions quiz questions for merit scholarship test and certificate programs for accelerated bachelors degree online.

MCQs on Oxidation Reduction Reactions

1.

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

CuO
CO
Cu
CO2

2.

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

3.

The process of reduction involves

gain in hydrogen only
loss of oxygen only
loss of hydrogen
gain in hydrogen and loss of oxygen

4.

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

purple to pink
purple to colorless
orange to purple
orange to green

5.

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

colorless to brown
colorless to blue
brown to colorless
blue to colorless

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