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(i) Cis -2- butene to trans-2-butene , Delta H_(1) (ii) Cis - 2 - butene to 1 - butene , Delta H_(2) (iii) Trans – 2 – butene is more stable than cis – 2 – butene. (iv) Enthalpy of combustion of 1 - butene, Delta H = – 649.8 kcal/mol 9 Delta H_(1) = 5 Delta H_(2) = 0 (vi)Enthalpy of combustion of trans 2 – butene, DeltaH = -647.0 kcal/mol The value of DeltaH_(1)& DeltaH_(2) in Kcal/mole are |
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Answer» ` -1.0, 1.8` |
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