Unit C5 - Chemicals of the Natural Environment


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  • Created by: Jonathan
  • Created on: 22-02-12 09:35

Name the 4 spheres and describe them

  • The Lithosphere, Hydrosphere, Biosphere and Atmosphere.
  • The lithopshere is the crust of the earth.
  • The hydrosphere is the water found in the rivers, lakes and seas.
  • The biosphere is the living things. (Plants and Animals)
  • The atmosphere is the layer of gases surrounding the earth.
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Electrolysis - How does it work?

  • There are two electrodes.
  •  A positive anode and negative cathode.
  •  In the electrolyte the postive metal ions are attracted to the negative cathode.
  •  The negative non-metal ions are attracted to the positive anode.
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