Topic 4: Electrolysis

Question 1

Electrolysis

Answer 1

is the decomposition of an ionic compound, when molten or in aqueous solution, by the passage of an electric current

Question 2

Anode

Answer 2

is the positive electrode

Question 3

Cathode

Answer 3

is the negative electrode

Question 4

Electrolyte

Answer 4

is a molten, or aqueous substance that undergoes electrolysis

Question 5

Hydrogen-oxygen fuel cells

Answer 5

use hydrogen and oxygen to produce electricity with
water as the only chemical product.