Electrolysis Quiz

Which of the following is NOT a main use of electrolysis?

• Generating electricity

• Extracting pure elements

• Plating materials with gold

• Studying chemical reactions

What is one method to make a solid ionic salt conduct electricity?

• Breaking it into smaller pieces

• Cooling it down

• Melting it

• Compressing it

What is formed when an ionic solid is dissolved in water for electrolysis?

• A gaseous mixture

• A non-electrolyte

• A solid solution

• An electrolyte solution

In the electrolysis of copper chloride, what is deposited at the cathode?

• Oxygen gas

• Hydrogen gas

• Copper metal

• Chlorine gas

What gas is formed at the anode during the electrolysis of copper chloride?

• Oxygen

• Hydrogen

• Chlorine

• Nitrogen