Electrolysis Quiz

What is an electrolyte?

• A type of wire

• A substance that conducts electricity

• A type of battery

• A type of metal electrode

What is the purpose of the beaker in electrolysis?

• To hold the electrolyte

• To connect the electrodes

• To generate electricity

• To form pure lead

What are the electrodes made of in electrolysis?

• Wood or paper

• Rubber or silicone

• Plastic or glass

• Metal or carbon

What is the positive electrode called?

• Battery

• Anode

• Cathode

• Electrolyte

What happens to the bromide ions at the anode?

• They are oxidized to form bromine gas

• They are reduced to form pure lead

• They are discharged to form bromide gas

• They are transported along the wire

What is the process of converting ions in a compound back into their pure elemental forms using electricity called?

• Electrolysis

• Oxidation

• Reduction

• Discharge

What are the ions being oxidized and reduced to at the electrodes in electrolysis?

• Bromine and lead

• Lead and electrons

• Bromide and lead ions

• Bromide and electrons

What will be covered in the next two videos related to electrolysis?

• Electrolysis of organic compounds

• Electrolysis of non-metallic elements

• Electrolysis of gases and liquids

• Electrolysis of metal oxides and aqueous solutions