How to use in-sentence of “lone pair”:
– A lone pair is a group of two electrons that are not used in any chemical bondbonds between atoms.
– The second lone pair extends in the plane of the ring.
– A lone pair can be used to form new bonds between molecules.
– Two dots side by side represent a lone pair of electrons.
– That leaves a lone pair on the atom.
– The nucleophile attacks the carbon at 180° to the leaving group, since this provides the best overlap between the nucleophile’s lone pair and the C-X σ* antibonding orbital.
– Electrons are most likely to be removed in the following order: 1 lone pair electrons, 2 pi bond electrons, 3 sigma bond electrons.
