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Consider the following reactions

Q. What is the resonance energy (in kcal) of A?
    Correct answer is '8'. Can you explain this answer?
    Verified Answer
    Consider the following reactionsQ.What is the resonance energy (in kca...
    Resonance energy = (Observed ∆H) - (Theoretical ∆H)
    = (-98.0) - 2(-45.0)
    = -8 kcal mol-1
    So we have Resnance energy = 8
    View all questions of this test
    Most Upvoted Answer
    Consider the following reactionsQ.What is the resonance energy (in kca...
    See i give you short trick .
    see for break one double bond we need 45 kcal enery .so for break 2 double bond as seen in A then 90 kcal is eneegy is relaswd. but here 98 relase so diff .is 8kcal.
    plese mention sign of enery i have neglect i see only magnitude.
    i hope it will help..
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    Consider the following reactionsQ.What is the resonance energy (in kcal) of A?Correct answer is '8'. Can you explain this answer?
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