What is a chemical bond?
A link between atoms. A chemical bond between two atoms forms if the resulting arrangement of the nuclei and their electrons has a lower energy than the total energy of the separate atoms.
What is a covalent bond?
A pair of electrons shared between two atoms.
What is hypervalency?
Exceeding the octet.
What is a Lewis acid?
Any species capable of accepting a pair of electrons.
What is a Lewis base?
A species with a pair of electrons available for donation.