Question

how will you distinguish 1-butylene and 2-butylene

Answer 1

$\huge\purple{As-Salamu-Alykum}$

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We can distinguish between 1_butylene and 2_butylene by :-

Checking their acidity

1_butylene will be more acidic as compared to 2_butylene

BECAUSE .......

1_butylene is terminal alkyne

Remember that .......

Terminal Alkynes are more acidic

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$\huge\blue{INSHALLAH it will help U}$