How does the concept of molecular orbital stability impact the overall reactivity of a chemical compound?

The concept of molecular orbital stability affects the reactivity of a chemical compound by determining how easily the compound can undergo chemical reactions. A more stable molecular orbital configuration makes it harder for the compound to react with other substances, while a less stable configuration makes it more reactive. In general, compounds with more stable molecular orbitals are less reactive, while those with less stable orbitals are more reactive.