Testing for Anions (C4)

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  • Created by: caits
  • Created on: 15-04-14 13:32

An anion is a negative ion and it moves towards the anode (+)

A cation is a positive ion and it moves towards the negative cathode (-)

ALL METALS MAKE POSITIVELY CHARGED IONS.

Copper - cation

Lead - cation

Silver - cation

Suplhate - anion

Nitrate - anion

Testing for sulphates:

Add Barium Chloride and a white precipitate is seen. May add a little hydrochloric…

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