Electrolysis Quiz

What is electrolysis?

• The process of transforming liquid into solid

• The process of decomposing liquid or solid into ions under the action of electric current

• The process of creating liquid or solid from ions

• The process of converting electrical energy into heat energy

When does electrolysis occur?

• When the compound is decomposed into basic elements under the action of electric current.

• When the compound is transformed into solid under the action of electric current.

• When the compound is created from basic elements under the action of electric current.

In electrolysis, what is the negative electrode called?

• cathode

• anode

• positive electrode

In electrolysis, what is the positive electrode called?

• positive electrode

• neutral electrode

• anode

• cathode

In electrolysis, which substance is decomposed at the positive electrode?

• Positive substance

• Neutral substance

• Negative substance

• Gaseous substance

What is the application of electrolysis?

• Chemistry and industry

• Agriculture and animal husbandry

• Transportation and tourism

• Medicine and education

In electrolysis, which ion moves towards the negative electrode?

• Neutron

• Cation

• Proton

• Anion

In electrolysis, which ion moves towards the positive electrode?

• Positive ion

• Negative ion

• Proton

• Electron

Why is electrolysis an important process in chemistry?

• Electrolysis has no effect in chemistry

• Electrolysis allows compounds to be broken down into their constituent elements using electricity.

• Electrolysis cannot break down compounds

• Electrolysis only creates more complex compounds

Which statement is true?

• The anode is negative and the cathode is positive

• The anode and cathode are both positive

• The anode is positive and the cathode is negative

• The anode and cathode are both negative