Chemical analysis revision
Chemical analysis is…
A pure substance contains…
They melt/boil at…
These can be used to…
Tests that react substances with ither chemicals are known as…
Impure substances are…
They melt/boil…
Formulations are…
They have… amounts…
For example, they are used as…
Different components are always…
They each contribute…
Chlorine is tested for by…
If it is present,…
Chlorine is poisonous so the test should be…
Oxygen is tested for by…
If it is present…
Hydrogen is tested for by…
If it is present,…
Carbon dioxide is tested for by…
If it is present,…
This happens because the carbon dioxide and… react to produce…
Chromatography is used to…
Paper chromatography can be used to…
The solvent can be… or…
It doesn’t touch the line or the ink, but…
Anions are…
Carbonates and acids react to form…
They can be tested for by… and seeing if … is produced