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Question
Suggest a simple chemical test to distinguish propane and propene.
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Solution
Propene decolourises Br2/H2O it forms dibromo compound but propane does not react with Br2/ H2O.
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\[\begin{array}{cc}
\phantom{.............................}\ce{CH3}\\
\phantom{...........................}|\\
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|\phantom{....................................}\\
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