Oxidation and Reduction Multiple Choice Questions (MCQ) PDF Download

MCQ 1: Old paintings can be restored through an oxidizing agent

1. H₂S
2. H₂O₂
3. H₂PO₄
4. H₃O

MCQ 2: What is true about oxidizing agents?

1. they are mostly non-metals
2. they are mostly metals
3. their oxidation state decreases
4. they are mostly transition metals

MCQ 3: Hydrogen acts as a reducing agent, by

1. taking oxygen only
2. giving electrons only
3. taking hydrogen
4. taking oxygen and giving electrons

MCQ 4: Oxidizing agents do not include

1. potassium iodide
2. potassium magnate
3. potassium dichromate
4. bromine solutions

MCQ 5: While the Potassium Iodide (KI) is a powerful reducing agent, the

1. iodide ion is oxidized to iodine
2. iodide ion is reduced to iodine
3. iodine is reduced to iodide ion
4. iodine is oxidized to iodide ion