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  • Two isomers 'A' and 'B' with molecular formula <img alt="\mathrm{C}_{4} \mathrm{H}_{8}" src="https://entrancecorner.oncodecogs.com/gif.latex?%5Cmathrm%7BC%7D_%7B4%7D%20%5Cmathr

Two isomers 'A' and 'B' with molecular formula \mathrm{C}_{4} \mathrm{H}_{8} give different products on oxidation with \mathrm{KMnO}_{4} in acidic medium. Isomer 'A' on reaction \mathrm{KMnO}_{4} / \mathrm{H}^{+} results in effervescence of a gas and gives ketone. The compound 'A' is 

Option: 1

But-1-ene


Option: 2

cis-But-2-ene


Option: 3

trans-But-2-ene


Option: 4

2-methyl propene


Answers (1)

best_answer

Alkene (A) on reaction with  \mathrm{\mathrm{KMnO}_{4} / \mathrm{H}^{+}} results in the formation of Ketone and effervescence of a gas \mathrm{CO_{2}}.

The isomer has to be

Hence the correct option is 4

Posted by

Devendra Khairwa

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