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The octet rule is a chemistry rule of thumb that says that atoms combine in a way that gives them eight electrons in their valence shells. This achieves a stable electron configuration similar to that of noble gases.
The octet rule is a chemical rule of thumb that reflects the theory that main-group elements tend to bond in such a way that each atom has eight electrons in its valence shell, giving it the same electronic configuration as a noble gas.
Referring to the octet rule, atoms attempt to get a noble gas electron configuration, which is eight valence electrons. Sodium has one valence electron, so giving it up would result in the same electron configuration as neon.
The octet rule is one of the most important rules in chemistry and governs how atoms react with each other to hold 8 electrons in their valence shell. Forming covalent or ionic bonds is the most convenient way for atoms to satisfy the octet rule.
The tendency of main group atoms to form enough bonds to obtain eight valence electrons is known as the octet rule. The number of bonds that an atom can form can often be predicted from the number of electrons needed to reach an octet (eight valence electrons); this is especially true of the nonmetals of the second period of the periodic table ...
The octet rule is that an atom will be most stable when surrounded by 8 electrons in the valence shell. An atom that does not have eight electrons will bond with other atoms to have eight electrons. A configuration that has eight electrons is also referred to as the ‘noble-gas configuration’.
The octet rule is based on the fact that each valence orbital (typically, one ns and three np orbitals) can accommodate only two electrons. To accommodate more than eight electrons, sulfur must be using not only the ns and np valence orbitals but additional orbitals as well.
The octet rule is founded on the idea that a valence shell has one \(ns\) orbital and three \(np\) orbitals, each of which can hold two electrons. Starting with \(n=3\), the valence shell also contains five \(nd\) orbitals that can accommodate additional electrons.
The octet rule states that elements gain or lose electrons to attain an electron configuration of the nearest noble gas. Here is an explanation of how this works and why elements follow the octet rule.
The rule states that Main Group elements form bonds in a manner that results in each atom having eight valence electrons in the highest energy level (sometimes called outer sh...more. The...