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Form 1 Chemistry air and combustion online lessons
Laboratory preparation of oxygen gas.
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1.
Percentage composition of air.
2.
Experiment: determination of the active part of air.
3.
Quantitative determination of percentage of oxygen in air.
4.
Determination of percentage of air used up in rusting.
5.
Determination of percentage of air used up when air is passed over heated copper.
6.
Determination of percentage of air used up when air is passed over heated Magnesium.
7.
Smouldering of white phosphorus.
8.
Test for evidence of some components of air.
9.
Fractional distillation of Liquefied air.
10.
Uses of the Oxygen and Nitrogen from fractional distillation of liquefied air
11.
Meaning of rusting and its disadvantages
12.
Methods of preventing rusting.
13.
Laboratory preparation of oxygen gas.
14.
Physical properties of oxygen gas
15.
Methods used to dry oxygen gas in the laboratory
16.
Uses of oxygen gas
17.
Experiment: To investigate burning substances in air.
18.
Burning metals in air and in oxygen.
19.
Summary: burning metals in air.
20.
Burning non-metals in oxygen
21.
Summary: effects of burning non-metals in air.
22.
Competition for combined oxygen among elements.
23.
Application of Redox reactions:
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