AIM
To investigate the factors that cause rusting an iron.
EQUIPMENT
6 test tubes, test tube rack,a bung, 6 iron nails, boil water, tap water, oil, calcium chloride, magnesium ribbon, nail polish.
Method:
1.Label four test tubes A-D and place in a test tube rack.
2. Test tube contents A= Iron Nail and tap water
B= Iron nail and salty water
C= Iron nail, boiled water, oil
D= Iron nail and calcium chloride. sealed with a bung.
3. Leave the test tubes undisturbed for at least three days
1.Label four test tubes A-D and place in a test tube rack.
2. Test tube contents A= Iron Nail and tap water
B= Iron nail and salty water
C= Iron nail, boiled water, oil
D= Iron nail and calcium chloride. sealed with a bung.
3. Leave the test tubes undisturbed for at least three days
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