Valence Shell Electron Pair Repulsion Theory : Also known as vsepr theory Valence Shell Electron Pair Repulsion Theory is good enough to explain : 1.Molecular Geometries. 2. Bond angles. Postulates of Valence Shell Electron Pair Repulsion Theory : 1.Two types of electron pairs are present around the central atom. 1. Bond pair (Shared electron pair)Valence Shell Electron Pair Repulsion Theory – Chemical Bonding – Digital Kemistry