O Level

Chemistry MCQ Questions

O Level Chemistry MCQs - Chapter

Redox Reactions MCQ with Answers p. 2

Redox Reactions MCQ with answers PDF, redox reactions quiz worksheets with answers key, O level chemistry worksheet 2 for online courses. Learn oxidation and reduction Multiple Choice Questions (MCQs), Redox Reactions quiz with answers for admission and merit scholarships test. Learn oxidation and reduction, oxidation reduction reactions, redox reaction: oxidation, redox reactions career test for online degree programs.

"Old paintings can be restored through an oxidizing agent" Multiple Choice Questions (MCQ) on redox reactions with choices h2o2, h2s, h2po4, and h3o for online degree programs. Practice oxidation and reduction quiz questions for jobs' assessment test and online courses for online schools that offer certificate programs.

MCQs on Redox Reactions

1.

Old paintings can be restored through an oxidizing agent

H2S
H2O2
H2PO4
H3O

2.

What is true about oxidizing agents?

they are mostly non-metals
they are mostly metals
their oxidation state decreases
they are mostly transition metals

3.

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

CuO
CO
Cu
CO2

4.

Upon oxidation of acidified potassium magnate (VII), the purple color of Manganese

stays
changes to pink
becomes colorless
becomes blue

5.

In a reaction between CuSO4(s) and Zn(s),

copper gains electrons
copper is being reduced
copper experiences a decrease in oxidation state
all of above