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All results from a given calculation for NHF2 (difluoramine)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-254.789166
Energy at 298.15K-254.791615
HF Energy-254.789166
Nuclear repulsion energy76.075802
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 B3PW91/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3372 3226 1.43      
2 A' 1351 1292 46.04      
3 A' 1041 996 27.05      
4 A' 505 483 2.38      
5 A" 1478 1414 17.20      
6 A" 946 905 152.73      

Unscaled Zero Point Vibrational Energy (zpe) 4346.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 4157.8 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 B3PW91/6-31G*
ABC
1.79787 0.36227 0.31109

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.038 0.585 0.000
H2 -0.951 0.871 0.000
F3 0.038 -0.276 1.096
F4 0.038 -0.276 -1.096

Atom - Atom Distances (Å)
  N1 H2 F3 F4
N11.02901.39401.3940
H21.02901.86911.8691
F31.39401.86912.1927
F41.39401.86912.1927

picture of difluoramine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 N1 F3 99.869 H2 N1 F4 99.869
F3 N1 F4 103.721
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.120      
2 H 0.363      
3 F -0.242      
4 F -0.242      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.677 0.927 0.000 1.916
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.078 -1.770 0.000
y -1.770 -14.894 0.000
z 0.000 0.000 -16.451
Traceless
 xyz
x 1.594 -1.770 0.000
y -1.770 0.371 0.000
z 0.000 0.000 -1.965
Polar
3z2-r2-3.930
x2-y20.816
xy-1.770
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.399 -0.252 0.000
y -0.252 1.538 0.000
z 0.000 0.000 2.204


<r2> (average value of r2) Å2
<r2> 36.556
(<r2>)1/2 6.046