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O Level Chemistry MCQ Questions

O Level Chemistry MCQ PDF - Chapter

Redox Reactions MCQ with Answers PDF p. 2

Redox Reactions MCQ with answers, Redox Reactions quiz worksheet with answers key PDF to practice O Level Chemistry MCQ Test 2 for online courses. Practice oxidation and reduction Multiple Choice Questions (MCQs), Redox Reactions quiz with answers for placement and to prepare for job interview. Redox Reactions Interview Questions PDF: 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. Solve oxidation and reduction quiz questions for jobs' assessment test and online courses for online schools that offer certificate programs.

MCQs on Redox Reactions

MCQ: Old paintings can be restored through an oxidizing agent

H2S
H2O2
H2PO4
H3O

MCQ: What is true about oxidizing agents?

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

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

CuO
CO
Cu
CO2

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

stays
changes to pink
becomes colorless
becomes blue

MCQ: 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