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All results from a given calculation for N2F2 (Dinitrogen difluoride, (E)-)

using model chemistry: B3LYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B3LYP/6-31+G**
 hartrees
Energy at 0K-309.033521
Energy at 298.15K-309.035390
Nuclear repulsion energy113.863243
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 B3LYP/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 1627 1569 0.00      
2 Ag 1035 998 0.00      
3 Ag 604 583 0.00      
4 Au 361 348 2.82      
5 Bu 997 961 269.12      
6 Bu 418 403 11.87      

Unscaled Zero Point Vibrational Energy (zpe) 2521.0 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 2430.8 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 B3LYP/6-31+G**
ABC
2.53644 0.15469 0.14580

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.591 1.555 0.000
N2 0.591 0.160 0.000
N3 -0.591 -0.160 0.000
F4 -0.591 -1.555 0.000

Atom - Atom Distances (Å)
  F1 N2 N3 F4
F11.39482.08283.3265
N21.39481.22532.0828
N32.08281.22531.3948
F43.32652.08281.3948

picture of Dinitrogen difluoride, (E)- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 N2 N3 105.109 N2 N3 F4 105.109
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.108     -0.069
2 N 0.108     0.070
3 N 0.108     0.068
4 F -0.108     -0.069


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 0.000 0.000
CHELPG        
AIM        
ESP 0.007 0.000 0.000 0.007


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.000 -0.171 0.000
y -0.171 -22.369 0.000
z 0.000 0.000 -19.950
Traceless
 xyz
x -0.840 -0.171 0.000
y -0.171 -1.394 0.000
z 0.000 0.000 2.235
Polar
3z2-r24.470
x2-y20.369
xy-0.171
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.028 0.990 0.000
y 0.990 4.475 0.000
z 0.000 0.000 1.884


<r2> (average value of r2) Å2
<r2> 68.440
(<r2>)1/2 8.273