Part u : Compare the resonance energy of the following compounds. Is the resonance energy of (a) greater than, less than or equal to (b) ?
(a)
(b)

Question

Part u : Compare the resonance energy of the following compounds. Is the resonance energy of (a) greater than, less than or equal to (b) ? (a) (b)

TestHub · Accepted Answer

Phenanthrene (about 92 kcal/mol) has more resonance energy than anthracene (about 84 kcal/mol), because it keeps two full benzene sextets. So a < b.

Chemistry - GOC Question with Solution | TestHub