Neon, a chemical element with the price He and also atomic number 10,is colorless, odorless, tasteless, and also lighter than air inert gas. That isthe second lightest noble gas after hydrogen and glows reddish-orange on thevacuum discharge tube. The is widely used in fluorescent lamps and electricsigns.

You are watching: How many electrons does neon have

Till now, not any type of stable link of neon is discovered. Asfor now, that has much more than 12 isotopes discovered. Neon-20, neon-22, and neon-21are the many stable isotope of neon. That is supplied in high voltage warningindicators, fluorescent lamps, and also as a cryogenic in refrigerators.

You are below to recognize valence electrons and also valency that neon, aren’tyou? But before that let"s have actually some ideas around what this terms are:

Difference in between Valence Electrons and also Valency

Valence electrons room the total number of electrons presentin the outermost shell of one atom (i.e. In outermost orbital). The valenceelectron because that a neutral atom is constantly definite, it can not be varied (more orless) in any condition for a certain atom and may or might not be equal to itsvalency.


Valency is defined as the total number of electrons an atomcan lose, gain, or re-superstructure at the time of bond formation to acquire a stableelectronic construction i.e. To complete an octet. The valency of one atom canbe change in different compounds or chemistry reactions because of the differentbonding circumstances. Most of the time valency varies/changes early to change inoxidation and reduction states.

Neon (Ne) Valence Electrons

There space four straightforward steps to uncover out the valenceelectrons because that neon atom which are:

Step 1: uncover the atomic Number


To uncover out the atomic variety of neon, we deserve to use theperiodic table. With the assist of the periodic table, us can conveniently see the theatomic variety of neon is 10. As its atom number is 10, it has actually two protons,and because that neutral neon, the variety of protons is always equal come the number ofelectrons i.e. Has actually 10 electrons in its nucleus.

Step 2: create Electron Configuration


Electron configuration is the setup of electron onthe orbitals. The neon atom has actually a complete of 10 electron so, we need to put 10 electrons in orbitals. The an initial two electrons will certainly go in the 1s orbital together the S orbital can hold a preferably of 2 electrons only. Again an additional two electrons will certainly go in 2s orbital and also the continuing to be 6 will certainly go to the 2p orbital.

Neon electron construction Ne (10) =1s22s²2p⁶(completeconfiguration)

= 2s²2p⁶ (condensed configuration)

Step 3: recognize Valence Shell

As we know, the valence covering of one atom have the right to be found fromthe highest variety of principle quantum numbers which is to express in the termof n, and in2s²2p⁶, the highest value of n is 2 so that the valence shell of Neis2s²2p⁶.

Step 4: uncover Valence Electrons

The total number of electrons existing in the valence shellof an atom is called valence electrons, and also there is just one electron presentin the valence shell of neon (2s²2p⁶). Thus, neon has actually eight valence electrons.

Valency that Neon (Ne)

There are plenty of different means to uncover out the valency of atom which mirrors the ability of an atom to bond with various other atoms. Valencedescribes how easily an atom or a free radical can incorporate with other chemicalspecies. The valency of an atom is determined based on the variety of electronslost, gained, or mutual with one more atom at the moment of link formation.

An atom is said to it is in stable when its outermost shells haveeight electrons (except H & He). If the total variety of electrons inoutermost shells is in between one come four, the atom has actually positive valency and also ifelectrons are in between four to eight, the valency is calculation by subtractingfrom eight and also valency will be zero. Atom having 4 outermost electronspossess both confident and an adverse valency, and atoms having actually eight outermostelectrons, valency will be zero (i.e. Noble gases).

Noble gases favor neon have actually two valence electron so it doesnot call for to lose or gain electrons to complete its power shell i.e. Stable duplet.So the they execute not have any propensity to integrate with other elements whichmakes the valency of neon zero.

See more: Organelle That Manages Or Controls All The Cell Functions In A Eukaryotic Cell

We can likewise find the valency of neon v the assist of the periodictable. As neon belong to group 8A i m sorry are teams of noble gases having actually valencyzero.