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Question
Which of the following decolourizes \[\ce{KMnO4}\] (neutral or slightly alkaline)?
Options
Ethane
Ethene
Acetylene
Both Ethene and Acetylene
MCQ
Solution
Both Ethene and Acetylene
Explanation:
As both are unsaturated hydrocarbons, acetylene and ethene decolourize \[\ce{KMnO4}\] solution but ethane does not.
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Chemical Properties of Alkynes
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