definitions

• ore


  a rock that contains enough metal to make oxidation worthwhile
• oxidation


  addition of oxygen or loss of electrons (OILRIG)
• reduction


  loss of oxygen or gain of electrons(OILRIG)
• electrolysis


  process using electricity to break down an ionic compound
• recycling


  reusing materials
• corrosion


  wearing away of metals when they react with oxygen
• half equation 


  equation to show electron movement for one element
• smelting


  melting the ore to separate elements
• bioleaching


  bacteria used to extract copper
• phytoextraction


  plants used to extract copper
• life cycle assessment


  process used to identify impact on environment during manufacturing
• reactivity series


  order of metals in terms of reactivity
• electrodes


  conducting rods used in electrolysis made from metal or graphite
• cations


  positive ions
• redox


  when oxidation and reduction happens at the same time