return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for NF (nitrogen fluoride)

using model chemistry: wB97X-D/3-21G*

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/3-21G*
 hartrees
Energy at 0K-153.559856
Energy at 298.15K-153.559846
HF Energy-153.559856
Nuclear repulsion energy24.012714
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/3-21G*
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 1110 1052 65.30      

Unscaled Zero Point Vibrational Energy (zpe) 554.8 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 525.8 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/3-21G*
B
1.08490

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -0.766
F2 0.000 0.000 0.596

Atom - Atom Distances (Å)
  N1 F2
N11.3619
F21.3619

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/3-21G*
 hartrees
Energy at 0K-153.483396
Energy at 298.15K-153.483391
HF Energy-153.483396
Nuclear repulsion energy24.248229
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/3-21G*
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 1147 1087 61.15      

Unscaled Zero Point Vibrational Energy (zpe) 573.4 cm-1
Scaled (by 0.9478) Zero Point Vibrational Energy (zpe) 543.5 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/3-21G*
B
1.10628

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/3-21G*

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -0.757
F2 0.000 0.000 0.589

Atom - Atom Distances (Å)
  N1 F2
N11.3459
F21.3459

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/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.136      
2 F -0.136      


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 0.096 0.096
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.865 0.000 0.000
y 0.000 -8.581 0.000
z 0.000 0.000 -10.434
Traceless
 xyz
x -1.358 0.000 0.000
y 0.000 2.069 0.000
z 0.000 0.000 -0.711
Polar
3z2-r2-1.423
x2-y2-2.285
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.182 0.000 0.000
y 0.000 0.559 0.000
z 0.000 0.000 1.535


<r2> (average value of r2) Å2
<r2> 13.664
(<r2>)1/2 3.696