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Which of the following pairs has higher resonance energy

CH2=CH-F OR CH2=CH-Br

pranshu aggarwal , 14 Years ago
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anser 2 Answers
AMIT KESHARWANI

CH2=CH-F HAS GREATER RESONANCE ENERGY THAN THAT OF CH2=CH-Br.BECAUSE OF LESSER SIZE OF F ATOM,WHICH MAKES COMPOUND MORE STABLE THAN Br ATOM

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Last Activity: 14 Years ago
vikas askiitian expert

resonance energy is directly proportional to stablity , so resonance energy of  CH2=CH-F will be more than

that of CH2=CH2-Br

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Last Activity: 14 Years ago
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