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All results from a given calculation for H2NN (Isodiazene)

using model chemistry: HSEh1PBE/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/6-31G
 hartrees
Energy at 0K-110.444459
Energy at 298.15K 
HF Energy-110.444459
Nuclear repulsion energy32.071196
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 HSEh1PBE/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 A1 3152 3015 76.76 350.11 0.15 0.26
2 A1 1827 1748 0.39 30.26 0.28 0.43
3 A1 1571 1503 12.40 16.36 0.40 0.57
4 B1 1086 1039 193.02 3.62 0.75 0.86
5 B2 3147 3010 152.73 349.70 0.75 0.86
6 B2 1371 1312 14.29 18.78 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6076.5 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 5812.8 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 HSEh1PBE/6-31G
ABC
11.32485 1.25381 1.12884

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -0.469
N2 0.000 0.000 0.769
H3 0.000 0.859 -1.050
H4 0.000 -0.859 -1.050

Atom - Atom Distances (Å)
  N1 N2 H3 H4
N11.23841.03721.0372
N21.23842.01192.0119
H31.03722.01191.7187
H41.03722.01191.7187

picture of Isodiazene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N2 N1 H3 124.051 N2 N1 H4 124.051
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.441      
2 N -0.190      
3 H 0.315      
4 H 0.315      


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 -3.516 3.516
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.941 0.000 0.000
y 0.000 -11.428 0.000
z 0.000 0.000 -12.409
Traceless
 xyz
x -0.022 0.000 0.000
y 0.000 0.747 0.000
z 0.000 0.000 -0.725
Polar
3z2-r2-1.450
x2-y2-0.513
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.853 0.000 0.000
y 0.000 1.838 0.000
z 0.000 0.000 3.368


<r2> (average value of r2) Å2
<r2> 16.813
(<r2>)1/2 4.100