electrolysis

Question 1

charge of the anode

Answer 1

positive

Question 2

charge of the cathode

Answer 2

negative

Question 3

definition of molten

Answer 3

melted to a liquid

Question 4

definition of aqueous

Answer 4

dissolved in water to form a solution

Question 5

what is an electrolyte

Answer 5

An ionic compound that is aqueous or molten and so able to conduct electricity

Question 6

what is a cation

Answer 6

a positively charged ion

Question 7

what is an anion

Answer 7

a negatively charged ion

Question 8

What is the produced at the cathode when aqueous solutions undergo electrolysis?

Answer 8

If the metal is more reactive than hydrogen, then hydrogen gas (H₂) is produced, if the metal is less reactive than hydrogen then the metal is produced

Question 9

What is produced at the anode when aqueous solution undergo electrolysis?

Answer 9

If halide ions are present (group 7 ions), then the halogen is produced. If not then oxygen (O₂) is produced

Question 10

what is a bauxite

Answer 10

aluminium oxide (Al₂O₃)