Question

In benzene all c-c bonds have same length due to

Answer 1

Due to resonance effect, the electrons are delocalised over the ring, therefore, benzene is a hybrid structure of the two resonating structures. Having equal bond length of 1.4 Angstrom. ... Think of cyclohexane, which also has six equal C-C bonds and six equal C-C-C angles but is not a hexagon because it's nonplanar.