why-do-nucleophiles-prefer-to-attack-the-less-substituted-carbon-in-epoxide-ring

Question

Why do nucleophiles prefer to attack the less substituted carbon in epoxide ring-opening reactions under basic conditions?

Accepted Answer

Because the less substituted carbon is less sterically hindered.

Answer

Because the less substituted carbon is more electronegative.

Answer

Because the less substituted carbon is more electrophilic.

Answer

Because the less substituted carbon has a stronger leaving group.