IGCSE O Level Chemistry MCQs – Practice Test 6 (Chapter 11)

Redox Reactions MCQ with Answers PDF Download – Test 6

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Download "Redox Reactions Study" App (iOS & Android): The reaction of Lead Oxide (PbO) and Hydrogen Gas (H₂) leads to; MCQ with answers: oxidation of lead, reduction of lead, formation of pbcl₂, and formation of pbo. Practice GCE O Level Chemistry Quiz Questions, download Apple Book (Free Chapter) to pursue virtual chemistry.

Redox Reactions MCQ with Answers PDF Download: Quiz 6

MCQ 26: The reaction of Lead Oxide (PbO) and Hydrogen Gas (H₂) leads to:

reduction of Lead
oxidation of Lead
formation of PbCl₂
formation of PbO

MCQ 27: After accepting electrons, Magnate Mn(VII) ion becomes oxidized to:

Mn (VI) ions
Mn (V)
Mn(III) ions
Mn(II) ions

MCQ 28: The process of oxidation involves:

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

MCQ 29: In electrolysis of copper purification, at the cathode:

pure copper gets deposited
CuSO₄ gets deposited
impure copper gets deposited
sulphur gets deposited

MCQ 30: What is correct about reductant?

it removes oxygen only
it donates electrons only
it is oxidizing agent
it removes oxygen and donates electrons

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