Oxidation and Reduction

Substances that lose electrons easily and are oxidized in a chemical reaction are ____________.

• reducing agents

• coloring agents

• oxidizing agents

• neutralizing agents

• analytical agents

Tags

NGSS.HS-PS1-2

The change of I^‾ to I₂ is ________________

• oxidation

• reduction

• neutralization

• Decomposition

• Combustion

Tags

NGSS.HS-PS1-2

The below reaction is an example of _________reaction.

F₂ → 2 F^- + 2 e^-

• Oxidation

• Reduction

• Neutralization

• decomposition

• combustion

In a redox reaction, the species reduced

• gains electrons and is the oxidizing agent

• loses electrons and is the oxidizing agent

• loses electrons and is the reducing agent

• gains electrons and is the reducing agent

What is the role of a reducing agent in a redox reaction?

• It donates electrons.

• It accepts electrons.

• It donates protons.

• It accepts protons.

• None

• None

• Iron (Fe)

• Carbon (C)

• Oxygen (O)

Which of the following equations is a balanced redox equation?

Tags

NGSS.HS-PS1-7

• Zinc (Zn)

• Copper (Cu)

• Sulphur (S)

• Oxygen (O)