10.09.7 KEYWORDS

· Molten – Melted

· Aqueous – Dissolved in water

· Electrolyte – substance being electrolysed

· Anode – Positive electrode that attracts (-) Anions

· Cathode – Negative electrode that attracts (+) Cations

· Alumina – Aluminium Oxide

· Cryolite – Aluminium compound used to lower temp. during electrolysis of Aluminium Oxide

· Phytomining – extracting metal ions from soil using plants

· Bioleaching – extracting metal ions using bacteria

· Leachate – solution from bioleaching that contains dissolved ions