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methyl. ethene. allyl. butadiene. Stabilization energy. 0. eV. Interaction of p orbitals in polyenes at the Huckel level of theory. Energy eV. 12.3. 14.5. 24.8. Stabilization Energy. Energy of electon on isolated p orbital. 2 x. 2x (-11.4 eV). 2 x.
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methyl ethene allyl butadiene Stabilization energy 0 eV Interaction of p orbitals in polyenes at the Huckel level of theory Energy eV 12.3 14.5 24.8
Stabilization Energy Energy of electon on isolated p orbital 2 x 2x (-11.4 eV) 2 x Energy of electon on p orbital of ethylene 2x (-17.6 eV) Stabilization energy 2 x 6.2 = 12.4 eV
hv ethene butadiene ethene * butadiene * exp 174 nm exp 216 nm Electronic excitation and UV Absorption spectra hv DE = 17.1 eV DE = 11.4 eV