Cual es la regla del octeto?

The octet rule is one of the chemical “rules of thumb” stating that atoms prefer to combine in a manner such that each atom has 8 electrons in their valence shells. A valence shell is the outer shell of an atom. Eight electrons in the outer shell allows atoms to have a configuration that is similar to the closest noble gas. This, in turn, makes them more stable.

Explanation:

what does the table look like