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The production of ethylene and its reaction with bromine water (observation)

The production of ethylene and its reaction with bromine water (observation)

Ethylene, produced by the heating of polyethylene, changes the colour of bromine water.

01:40

Chemistry

Keywords

ethene, ethylene, bromine water, bromine, dibromoethane, polyethylene, addition, alkenes, olefin, double bond, unsaturated compound, heat transfer, heating, polymerisation, molecular compound, test tube, Bunsen burner, experiment, chemical reaction, chemistry

On-screen labels

Bromine water, Polyethylene, Place pieces of polyethylene in a test tube, then seal it., Heat the test tube with a Bunsen burner and convey the ethylene thus produced into one of the test tubes that contain bromine water., Observe what happens to the bromine water into which the ethylene has been conveyed., What process do you think causes the decolourisation of bromine water?
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