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How would you test that alkenes undergo an addition reaction​

Answer 1

Answer:

The bromine water turns colourless confirming the presence of an alkene. The bromine atoms break the carbon–carbon double bond and from C–Br bonds. This type of reaction is called an addition reaction and the addition of bromine to an alkene is called bromination. ... Add the alkane for to the bromine water.

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Answer 2

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