N2 (Nitrogen) Lewis Structure

N2 Lewis structure features three bonds, with one of these bonds being between the Nitrogen nuclei on each nitrogen atom. If we draw the Lewis structure of N2, we learn a lot. One lone pair exists on each nitrogen atom and there is a triple connection between them. Drawing nitrogen’s lewis structure involves several intriguing procedures.

:diamonds: N2 Lewis Structure

As shown by the three parallel lines separating the N atoms, there are three bonds present in this molecule. A triple bond is what we have here. Each N atom’s pair of electrons is represented by a single bond.

A total of six electrons are represented by the three parallel lines that make up the triple bond. In the N2 triple bond, each N is encircled by two dots and three lines, each of which represents additional six electrons.

There are 8 valence electrons surrounding each N, hence it is stable. The nitrogen atoms’ nuclei (centres) are represented by the two-letter Ns in the N2 Lewis structure. Protons and neutrons, the molecule’s solid constituents, are housed in the nucleus.

Electrons, which are not solid, are represented by dots and lines. The diagram is out of proportion, as the nucleus is normally the size of a pea in a stadium compared to the surrounding electrons.

Numbering Applications
1 Light bulbs industry
2 Fire suppression systems
3 Stainless steel manufacturing
4 Tire filling systems
5 Aircraft fuel systems
6 Chemical analysis and chemical industry
7 Pressurised beer kegs

:large_orange_diamond: Lewis Structure of N2 can be Deduced by Following these Steps:

Guidelines are provided when drawing a Lewis structure. According to the molecule or ion’s complexity, the number of steps in the guidelines can be adjusted.

Because N2 is such a simple molecule, drawing its Lewis structure is a piece of cake. For your benefit, this lesson explains every step in depth.

To find out how many nitrogen valence shell electrons there are, use the following calculation:

  • Determine the total number of lone pairs and bonds of electrons.

  • Identify and select the central atom.

  • Locate atoms with two nitrogen atoms by labelling them.

  • If an atom has a charge, mark it.

  • Converting lone pairs to bonds to get the optimum lewis structure is a good way to ensure stability of the atoms.

:large_blue_diamond: Number of Electrons in the Valance Shells of the N2 Molecule

The nitrogen molecule has only one element. The last shell of nitrogen contains five electrons, making it an element of group VA in the periodic table. We now know how many electrons nitrogen atoms have in their valence shells.

In the case of nitrogen, this works out to 5 * 2 = 10 valence electrons

Electrons in the valence shell: 10

:diamond_shape_with_a_dot_inside: Total Electrons Pairs

Vapour pressure equals the sum of the valence electron pair totals at the valence shells. Electron pairs are divided into two parts to calculate the number of two electrons. In the valence shells of the N2 molecule, there are a total of five pairs of electrons.

:trident: Atomic Nucleus of the N2 molecule

Do not worry about the centre atom selection because just two atoms are involved and both atoms are from the same element.

n2 lewis structure

:fleur_de_lis: Atomic lone pairs

Lone pairs can now be marked on N2 atoms if we know the centre atom. Keep in mind that there are five pairs of electrons in total. In the rough sketch, there’s already one connection. So, four more lone pairs of nitrogen atoms must be marked.

We can identify any residual lone pairs on each nitrogen atom because there isn’t a central atom. For every three lone pairs that nitrogen takes, there will be one lone pair leftover. Both nitrogen atoms have been marked to indicate the location of all valence electron pairs.


Nitrogen gas (N2), which accounts for 78% of the atmosphere, can be formed through the chemical bonding of N and N. Due to its two identical nitrogen atoms and their shared electronegativity, it is non-polar.

:eight_spoked_asterisk: Properties

Two nitrogen atoms are shown bonded to each other in the N2 Lewis structure. As far as I can tell, it’s perfectly balanced.

Small symmetric molecules are typically nonpolar. Using the N2 Lewis structure, it can be seen that the N2 molecule is completely symmetric. As a result, N2 is classified as a nonpolar compound.

Gases tend to be small nonpolar compounds. They tend to boil at a lower temperature.For example, cooling N2 to -200 °C (-320 °F) is required in order to liquefy it.When it gets this cold, the Earth’s atmosphere becomes devoid of N2 gas.

:beginner: Nitrogen and its Applications

Certain gas-producing fields, such as the Midwest of the United States, the North Sea, Eastern Europe, and Southeast Asia, may have naturally high concentrations of nitrogen (N2).

15% of the world’s nonassociated gas deposits are nitrogen-rich and would not meet pipeline quality gas specifications (usually 3–4 mol per cent) of conventional pipeline quality gas.

As an inert gas, nitrogen is incapable of igniting. As a result, burning gas with an excessive amount of nitrogen may result in unstable combustion. Nitrogen acts as a stripping gas when it is handled in a gas plant, reducing the recovery of NGL content.

Compression equipment and the transmission pipeline will need to be larger if nitrogen is added to the mix. Natural gas liquefaction requires more power when nitrogen levels are high in an LNG plant.

which also increases the amount of boil-off gas that is released from the storage tanks. It is possible to employ nitrogen (N2) as a purge gas in steam and water areas, however, this is not a widespread practice at the moment.

AGR reactors use it for the secondary shutdown mechanism, which is required in the event of a nitrogen injection demand into a reactor and requires a rapid supply of nitrogen gas.

This gas is utilised in nuclear reactors as a backup, purge, and cover gas system, with the latter being a means of actuating critical valves in the event of a loss of initial actuation. Cover gas is used to prevent oxygen pick-up in tanks and containers by acting as a blanket.

Nitrogen is commonly utilised in typical coal-fired power plants to pressurise the grinding facility rams on the mills and load them with coal.

When it comes to liquid nitrogen, it’s often stored in tanks that are vacuum insulated and have tanker delivery connections, and then a liquid nitrogen pump discharges into a nitrogen gas storage tank.

There are enormous cylinders in the storage facility, which are discharged to customers via a pipes system. In an open area close to the main buildings, the entire storage system is surrounded by tanker access and unloading facilities for road tankers.

:sparkle: Importance of N2

To preserve life, it is critical to maintain a delicate balance of elements that are essential for life, and nitrogen in the environment is no exception.

To avoid yellowing and stunted growth, nitrogen deficiency might cause plants to produce smaller fruits and flowers. Adding nitrogen-rich fertiliser to crops can help boost yields.

Scientists believe that without nitrogen fertilisers, we could lose up to one-third of the food and other agricultural produce we currently rely on. Because too much nitrogen might harm aquatic life, we need to know how much nitrogen is required for plant growth.

:name_badge: Nitrogen is Essential to Life

The nucleic acid DNA relies on nitrogen as a critical component. Self-replicating deoxyribonucleic acid, which is found in practically all living species as the primary chromosome component and the primary genetic information carrier.

There are two types of RNA Ribonucleic acid, which is a nucleic acid present in all living cells and works as a messenger to transport instructions from DNA. The directions for creating a life form can be found in DNA, which carries genetic information.

Plants can’t create amino acids when they don’t have adequate nitrogen (substances that contain nitrogen and hydrogen and make up many living cells, muscles and tissue).

Plants cannot produce the specific proteins their cells require for growth if they lack amino acids. Nitrogen deficiency significantly affects plant development.

Excess biomass (organic matter) is produced by plants that have too much nitrogen, but not enough root structure. Plants that absorb a lot of nitrogen from the soil can be poisonous to farm animals that consume them in extreme instances [3].


Water does not interact with nitrogen gas. It is soluble in water. At 20oC and a pressure of 1 bar, the solubility of nitrogen (N2) is approximately 20 mg/L. The solubility of nitrogen varies from compound to compound.

:question: Frequently Asked Questions - FAQs

Following are the most Frequently Asked Questions.

:one: What’s the purpose of n2’s triple bond?

Three additional valence electrons are needed to complete nitrogen’s octet of valence electrons. By sharing three electrons with another nitrogen nucleus, nitrogen can fill its octet and establish three covalent bonds, known as a triple bond.

:two: Is n2 polar, nonpolar, or ionic?

Nitrogen gas (N2), which accounts for 78% of the atmosphere, can be formed through the chemical bonding of N and N. Due to its two identical nitrogen atoms and their shared electronegativity, it is non-polar.

:three: N2’s bonding can be best described as what?

There is a triple bond between two nitrogen atoms in the N2 Lewis structure. Atoms of nitrogen must form three bonds to comply with the octet rule. Atoms of one element are joined together in a pair to form the diatomic molecule of N2.

:four: When it comes to the Lewis structure of N2, how many electrons are involved in the bonding?

There are 14 total electrons and 10 valence electrons in the N2 Molecule. The three electrons out of each nucleophile are shared, forming a triple bond between the two N atoms, giving the Lewis dot of N2 its six electrons.

:five: What are the properties of N2?

Diatomic and non-polar nitrogen gas (N2) has the same degree of electro-negativity for both nitrogen atoms. Dispersion forces in London allow nitrogen atoms to form a liquid by binding together.

:six: Is there a covalent link between N2 and anything?

To complete its octet configuration, nitrogen requires three extra electrons because it possesses five valence electrons. The triple covalent bond is formed by the mutual sharing of three pairs of electrons.

:seven: What is the chemical formula for nitrogen?

The atomic number 7 is assigned to the chemical element nitrogen (it has seven protons in its nucleus). Nitrogen (N2) is a typical chemical molecule that has two nitrogen atoms securely linked together. No matter what the temperature or pressure, molecular nitrogen is an inert gas.

:eight: In what way does N2’s molecular structure look?

A triple bond connects two nitrogen atoms in N2’s Lewis structure. N2 has a linear molecular structure. There is no flavour or smell to N2, and it has no colour.

:nine: Are there any bonds in N2?

Typically, nitrogen forms three covalent bonds, such as in N2. This is because it has an atomic number of 7, which means that it possesses 5 valence shell electrons.

:keycap_ten: N2 and N2 have what kind of intermolecular forces?

Both nitrogen atoms (N2) have the same degree of electro-negativity, hence N2 gas (N2) is non-polar. Dispersion forces in London allow nitrogen atoms to form a liquid by binding together. Dispersion forces exist in every molecule.

:recycle: Conclusion

In the words of A Lewis, A molecule’s structure is a simplified representation of the electrons in the valence shell. It depicts the arrangement of electrons in a molecule’s constituent atoms.

When electrons are bonded together, a line is drawn between the two atoms to indicate the bond. Lewis structure sketching is all on getting the “optimal” electron configuration, which means the octet rule and formal charges have to be met, respectively.

Related Articles

1- N2 Lewis Dot Structure
2- Lewis Structure for N2
3- N2 Molecule