return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for NF (nitrogen fluoride)

using model chemistry: wB97X-D/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 3Σ
2 1 yes C*V 1Σ

State 1 (3Σ)

Jump to S2C1
Energy calculated at wB97X-D/6-311G**
 hartrees
Energy at 0K-154.433715
Energy at 298.15K 
HF Energy-154.433715
Nuclear repulsion energy25.527530
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at wB97X-D/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 1202 1150 135.53      

Unscaled Zero Point Vibrational Energy (zpe) 601.2 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 575.0 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at wB97X-D/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -0.734
F2 0.000 0.000 0.571

Atom - Atom Distances (Å)
  N1 F2
N11.3047
F21.3047

picture of nitrogen fluoride state 1 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

State 2 (1Σ)

Jump to S1C1
Energy calculated at wB97X-D/6-311G**
 hartrees
Energy at 0K-154.359230
Energy at 298.15K 
HF Energy-154.359230
Nuclear repulsion energy25.810666
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at wB97X-D/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 1254 1199 129.13      

Unscaled Zero Point Vibrational Energy (zpe) 627.0 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 599.7 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at wB97X-D/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-311G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -0.725
F2 0.000 0.000 0.564

Atom - Atom Distances (Å)
  N1 F2
N11.2881
F21.2881

picture of nitrogen fluoride state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.054      
2 F -0.054      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.437 0.437
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -8.871 0.000 0.000
y 0.000 -11.324 0.000
z 0.000 0.000 -10.731
Traceless
 xyz
x 2.156 0.000 0.000
y 0.000 -1.523 0.000
z 0.000 0.000 -0.634
Polar
3z2-r2-1.268
x2-y22.453
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.735 0.000 0.000
y 0.000 0.554 0.000
z 0.000 0.000 1.594


<r2> (average value of r2) Å2
<r2> 13.008
(<r2>)1/2 3.607