NF3, Bond Angle, Molecular Geometry & Hybridization | Polar Or Non Polar

Polar Or NonPolar

NF3, Bond Angle, Molecular Geometry & Hybridization | Polar Or Non Polar

Nitrogen Trifluoride

Nitrogen trifluoride is a non-colorless gas that smells the smell of. It isn’t flammable, according to the chemical formula of NF3. It is somewhat liquid in water but extremely harmful inhalation.

In this article, we’ll examine the NF3 lewis dot shape molecular geometry, also known as VSEPR shape and hybridization, bond angle, and so on. We will also look into the question of whether NF3 is Polar or not.

It is utilized to make chemicals or is used as a component in rocket fuels. It is a powerful greenhouse gas with the potential to decrease global warming by more than CO2. It can also be used in making chemical lasers, such as hydrogen fluoride and deuterium fluoride laser.

The Properties Of Nitrogen Trifluoride

  • It has a Molar mass of 71.00 mg/mol.
  • The boiling point of NF3 is -129.06 degC, while the melting temperature is -207.15 degC.
  • It has a low dipole.
  • The density of the NF3 is 3.003 kg/m3.
  • Refractive Index is 1.0004.
  • It can cause tissue damage.

Name of Molecule

Nitrogen trifluoride

Chemical formula


The molecular geometry of the NF3

Trigonal pyramid

Electron geometry of the NF3




Bond angle


The electrons that make up the Total Valence for the NF3


The formal Charge for the NF3


How To Draw NF3 Lewis Structure?

The NF3 Lewis structure contains three Fluorine and one nitrogen atom joined by three bonds. It is extremely like NCl3 as well as NH3. There are ten lone pairs as well as three bonds in the structure of NF3 Lewis.

Let’s look at ways to design the lewis dots structure for NF3 using simple steps.

Simple Steps To Draw The NF3 Lewis Dot structure

  • The Count of the Valence Electrons Total in the NF3

In the initial step, we must calculate the number of electrons valence in the NF3 molecular. Nitrogen is in the 15th group of the periodic table, and Fluorine is in the 17th group.

= Total Valence Electron in Nitrogen equals 5

= Total electron valence of Fluorine equals 7

Total valence electrons that are available for drawing the NF3 structure of Lewis = 5, 7*3, which is 26 electrons for Valence [NF3 is composed of three fluorine atoms and one nitrogenatom]

  • Find the Atom with the lowest electronegative Charge and place it in the center

After determining the electron with the highest Valence, the next step is to find out which Atom has the lowest electronegativity.

In this regard, remember that electronegativity goes by a percentage from right to left in the periodic table. The nitrogen element is clearly on the left side of Fluorine on the table of periodic elements.

Nitrogen is the Atom with the lowest electronegative Charge within the NF3 chemical molecule. This is why it was placed at the center of the molecule, with Fluorine evenly spaced around it.

  • Make a connection between Fluorine and Nitrogen using one bond.

In this phase, we begin drawing NF3, the skeletal structure, by gluing between Nitrogen and Fluorine by one bond.

Take a look at this structure and note how many electrons we’ve used to date, and then count how many electrons are left.

Three single bonds are utilized in the above structure, it has 6 electrons, and we have 26 electrons in Valence in the NF3 lewis structure.

(26 (6) = 20 electrons of valence

Thus, we’re remaining with just 20 electrons with Valence.

  • Restricted valence electrons are placed in the order beginning with the outer Atom.

In this stage, it is necessary to arrange the remaining valence electrons either from the electronegative Atom or the outer Atom.

Thus, Fluorine is far more negative than Nitrogen, and it requires 8 electrons to fulfill its octet rule.

Fluorine already shares two electrons through one bond, so it needs only 6 electrons to finish its Octet rule.

As you can see from the above diagram, each Fluorine requires 6 electrons to complete its Octet. Find out the number of valence electrons left.

Three fluorine elements in the above structure utilized 18 electrons out of the remaining 20 electrons in the Valence.

(20 = 2 electrons of valence

Thus, we are left with two electrons.

Then, we placed these two electrons around the center atom(Nitrogen).

  • Make sure you have completed the central Octet of atoms and make use of covalent bonds if needed.

After putting two electrons in the middle of the nitrogen atom, the Nitrogen also fulfills its octet principle because it has three single bonds in common with Fluorine, which contains six electrons.

The NF3 Lewis Structure

As you can see in the NF3 lewis dot shape, Fluorine and Nitrogen already completed their octet rule. Therefore, there is no requirement to form any covalent bonds.

What Are The Electron And Molecular Geometry Of NF3?Chemistry 2938901 1920 1024x576

The geometry and molecular shape of NF3 is a trigonal pyramid, as well as its electron geometries, are tetrahedral as Nitrogen contains Sp3 hybridization that has 5 electrons of Valence in its shell. It also has three bond pairings, one for the fluorine element in each.

There is a single pair located within the nitrogen atom. It attempts to repel electron pairs that are bonded, which causes the adjacent atoms to split, creating a trigonal-shaped pyramid.

As you can see from the above image, The lone electron pair on the nitrogen atom is able to repel the adjacent electron pairs; consequently that the two fluorine atoms in equatorial positions push further apart, creating the NF3 molecular structure the same as a trigonal pyramid.

Let’s look at how we can determine the electron and molecular geometry of NF3 step-by-step.

  • Find the number of lone pairs in the central Atom of the lewis structure NF3

To calculate the number of pairs that are lone, you can make use of the Nitrogen trifluoride Lewis structure. Therefore, as per the structure, the NF3 Central Atom has one single pair.

Find a single pair applying the formula.

L.P = (V.E. – N.A. )/2

in which case L.P. = Lone pair on the central Atom

V.E. = valence electron from that central Atom

N.A. = The number of atoms connected to the central Atom

Thus, Nitrogen is the central element; it has five electrons. Valence, which means that the amount of oxygen that is attached to Nitrogen is 3.

So, L.P. = (5 – 3)/2

= 1

Therefore, the only pair on the central nitrogen atom is 1.

  • Find the hybridization number of NF3.

Make use of the formula to find the hybridization of the NF3.

H = N.A. + L.P.

in which H represents the hybridization number

N.A. = The number of atoms linked to the central element

L.P. = lone pairs on the central Atom

Thus, the central element (Nitrogen) is joined to 3 fluorine molecules, and it is the only one of them.

So, H = 3 + 1= 4

Thus, the hybridization number of the NF3 central Atom is 4, which indicates that it has Sp3 hybridization.

  • Use VSEPR theory or AXN method to determine NF3 molecular shape.

In accordance with Valence Shell electron pair theory, when the molecule has Sp3 hybridization and one lone electron pair, then the shape of the molecule will be trigonal pyramidal.

The Molecular Geometry Of NF3 Or Shape

It is possible to use the AXN method in order to determine the molecular or electron geometry of NF3.

  • A is the symbol for the Atom that is central to.
  • The X symbolizes the atoms that have been bonded in the central Atom.
  • N refers to the single pairs on the central Atom.

Thus, Nitrogen is the Atom with the most centrality that is composed of one lone pair and three electrons bonded to each other in accordance with the NF3 Lewis Dot structure.

Therefore, the formula for the NF3 formula becomes AX3N1.

Thus, according to the VSEPR chart, if the molecule is characterized by the formula AX3N1, then it has the molecular form of a trigonal pyramid and an electron geometry of Tetrahedral.

NF3 HybridizationLaboratory 217041 1280 1024x678

Hybridization, which is a term used to describe chemical bonding, is linked to orbitals.

As orbits are defined as fixed paths of electrons in the nuclei in the atomic chain, orbitals are determined by mathematical probabilities of the existence or absence of electrons within any area of space.

The moment that atomic orbitals join to form hybrid orbitals, we refer to the process of orbital hybridization in the field of chemistry.

There Are A Variety Of Orbitals In The Atomic Scale, Like s, p, And f, Each With Different Forms.

We also have evidence of many hybrid orbitals in molecules like sp, SP2, sp3, sp3d, and so on.

According to Valence Bond Theory, only the orbitals of the same element within the molecule are able to join into hybridized orbitals through the process of hybridization.

Let’s take examine the electronic structure of the main Nitrogen Atom of the NF3 Molecule:

N: 1s2 2s2 2p3

The one 2s orbital, as well as the 2px, 2py, as well as 2pz orbitals of the p orbits, fuse to form four orbitals that are hybrid.

In addition, using the idea of steric numbers,

Steric number = The number of atoms that are bound to the central atoms within molecules + number of single electrons that are attached to the central Atom

Nitrogen Trifluoride Polarity: is NF3 Polar Or Non-PolarChemistry 740453 1920 1024x576

It is polar because of its asymmetrical shape and electronegativity differences between Fluorine and Nitrogen, which result in a dipole moment non-zero.

To know whether NF3 is non-polar or polar? We will look at three aspects 1. electronegativity. Dipole moment 3. Molecular or geometrical shape.

Three Factors That Indicate The Polarity Of NF3

  • Electronegativity:

The variation in electronegativity in Nitrogen as well as Fluorine directly relates to the nature of the NF3 molecule.

The electronegativity for the fluorine element can be found at 3.98 as. For the nitrogen atom, it is 3.04.

Thus, having more electronegativity in Fluorine helps to draw more electrons than Nitrogen. Thus, Fluorine acquires a partial negative charge, while Nitrogen acquires the benefit of a partial positive charge.

Negative and positive charges create uniform charge distributions within the structure of NF3. Therefore, it can cause NF3 to shift into the polar natural world.

Furthermore, the electronegativity differences between Nitrogen and Fluorine are higher than 0.5, which means that NF3 is extremely polar in nature.

  • Dipole moment

The net dipole force of the NF3 molecular can be measured as 0.24 D. Dipole moment is the measure of the strength of polarity.

The greater the electronegativity difference between atoms, the greater the dipole and polarity.

A dipole in the NF3 molecules originates in the upward and downward direction due to the single pair that is present in Nitrogen. This causes an in-between dipole moment that creates the polarity of the NF3.

The formula for Dipole Moment = Charge on molecules (* the difference in the distance)

D = Q x R

  • Molecular or geometric shapes

The geometrical shape is an important factor in determining whether NF3 is polar or non-polar.

We know that NF3 molecular geometry has trigonal pyramidal. It is asymmetric. When molecules’ shape is not symmetric or deformed, it does not erase the dipole force across the molecules. Therefore, it creates a polar nature of the molecule.

These factors are sufficient to determine if NF3 is polar or non-polar.


What is NF3 and what does its chemical make up?

The covalent molecule nitrogen trifluoride, which consists of one nitrogen atom and three fluorine atoms, has the chemical formula NF3. N-F-F-F is the molecular formula for it.

What is NF3 and what does its chemical make up?

The covalent molecule nitrogen trifluoride, which consists of one nitrogen atom and three fluorine atoms, has the chemical formula NF3. N-F-F-F is the molecular formula for it.

What is the NF3’s molecular structure like?

The three fluorine atoms make up the base of the trigonal pyramidal structure of the molecular structure of NF3, which has a nitrogen atom at its tip.

What exactly is NF3 hybridization?

The nitrogen atom employs one s orbital and three p orbitals to create four sp3 hybrid orbitals that point in the direction of the corners of a tetrahedron, indicating that the hybridization of NF3 is sp3.

NF3 is it nonpolar or polar?

A lone pair of electrons on the nitrogen atom makes for an uneven distribution of electron density, which leads in a little negative charge on the nitrogen atom and a slightly positive charge on each fluorine atom, making NF3 a polar molecule.

What is NF3 and what does its chemical make up?

The covalent molecule nitrogen trifluoride, which consists of one nitrogen atom and three fluorine atoms, has the chemical formula NF3. N-F-F-F is the molecular formula for it.