This lesson includes 16 additional questions and 16 additional question variations for subscribers.
Lesson Worksheet: Redox Reactions Chemistry
In this worksheet, we will practice identifying redox reactions and writing ionic equations to describe electron transfer between oxidants and reductants.
Question 1
Which of the following is a substrate that is oxidized?
- ACationic species
- BAnionic species
- CNeutral species
- DReducing agent
- EOxidizing agent
Question 2
What is the process of losing an electron called?
- AOxidation
- BTransference
- CSublimation
- DNeutralization
- EReduction
Question 3
What is the process of gaining an electron called?
- AOxidation
- BNeutralization
- CTransference
- DReduction
- ESublimation
Question 4
Which of the following is a substrate that is reduced?
- AReducing agent
- BCationic species
- CAnionic species
- DOxidizing agent
- ENeutral species
Question 5
Which of the following is not an oxidation–reduction reaction?
- A
- B
- C
- D
- E
Question 6
A piece of magnesium oxide is heated with hydrogen until the magnesium is recovered. Is the magnesium oxide being oxidized or reduced?
- AReduced
- BOxidized
Question 8
Cesium can be produced by reacting calcium with cesium chloride according to the following equation:
Which element is being reduced?
- A
- B
- C
- D
Which element is being oxidized?
- A
- B
- C
- D
Question 9
A piece of magnesium left in air is gradually converted to magnesium oxide. Is this reaction an example of oxidation or reduction?
- AReduction
- BOxidation