what happens when an ionic substance is melted or dissolved in water?

In electrolysis, what is the name of the substance that is broken down?

Where to the positive ions go? What happens?

How is aluminium gained from bauxite?

what forms where in the electrolysis of bauxite?

what is chryolite and why is chryolite used?

what is electroplating? give 2 examples

what happens to the negative ions in electrolysis

2Cl- -> Cl2 + __

If no halide ions are present, what gas will be formed?

what does the electrolysis of sodium chloride produce?

Why is the postitve electrode made from carbon in the electrolysis of bauxite?

what is chlorine used for?

what is sodium hydroxide used for?