Question

Which of the following conditions is not correct for resonating structures? 

(a) the contributing structure must have the same number of unpaired electrons. 

(b) the contributing structures should have similar energies. 

(c) the resonance hybrid should have higher energy than any of the contributing structure. 

(d) none of these

Answer 1

(c) the resonance hybrid should have higher energy than any of the contributing structure.

Solution:

Correct statement is – the resonance hybrid should have lower energy than any of the contributing structure