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Fossil Fuels, Coal, Petrol and Natural Gas
You have three unlabelled test tubes containing ethanol, ethanoic acid and soap solution. Explain the method you would use to identify the compounds in different test tubes by chemical tests using litmus paper and sodium metal.
What is meant by conventional sources of energy? Write the names of two conventional sources of energy.
Which of the following is not produced by the burning of fossil fuels?
(a) nitrogen oxides
(b) sulphur oxides
(c) sodium oxides
(d) carbon oxides
One of the following is not required in the formation of biogas in a biogas plant. This is:
(d) anaerobic bacteria
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