Oxidation and Reduction Agents

In redox reactions, what happens to the reducing agent?

• It is oxidised

• It does not participate in the reaction and remains unchanged

• It is reduced

Which of the following process involves the use of an oxidising agent?

• Acidified potassium permanganate being used to form ethanoic acid from ethanol

• Using carbon monoxide to obtain iron from iron ore in a blast furnace

• Lithium aluminium hydride being used to change propanone into propan-2-ol

Of the following, which would most likely be an oxidizing agent?

• K

• Ag⁺

• Cl₂

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Of the following, which would most likely be a reducing agent?

• Ag⁺

• Cl₂

• K

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

For the following example, identify the oxidizing agent: Na⁺¹ + Cl^-1 --> NaCl

• Na⁺¹

• Cl^-1

• Both

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

For the following example, identify the reducing agent: Al⁺³ + P^-3 --> AlP

• Al⁺³

• P^-3

• Both

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

For the following example, identify the reducing agent:

H₂ + Cl₂ --> 2HCl

• H₂

• Cl₂

• Both

What is the oxidizing agent of this reaction?

3Mg + N₂−−−−> Mg₃N₂

• Mg

• N₂

• Mg₃N₂

• MgN

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the species that gain electrons in a redox reaction?

• oxidizing agent

• reducing agent

• is oxidized

• increases in oxidation number

What is the reducing agent of this reaction?

2Al_(s) + 6H⁺_(aq) −−−> 2Al³⁺ _(aq) + 3H_2(g)

• H⁺

• Al³⁺

• Al

• H₂