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All results from a given calculation for H2NN (Isodiazene)

using model chemistry: B1B95/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/daug-cc-pVTZ
 hartrees
Energy at 0K-110.604550
Energy at 298.15K 
HF Energy-110.604550
Nuclear repulsion energy32.717987
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 B1B95/daug-cc-pVTZ
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 3080 3080 125.79 379.45 0.10 0.18
2 A1 1740 1740 2.66 20.88 0.27 0.42
3 A1 1647 1647 31.85 11.43 0.55 0.71
4 B1 1020 1020 103.50 3.18 0.75 0.86
5 B2 3058 3058 94.28 616.15 0.75 0.86
6 B2 1335 1335 5.56 4.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5939.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5939.9 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 B1B95/daug-cc-pVTZ
ABC
11.21963 1.32060 1.18153

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/daug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 -0.455
N2 0.000 0.000 0.749
H3 0.000 0.863 -1.032
H4 0.000 -0.863 -1.032

Atom - Atom Distances (Å)
  N1 N2 H3 H4
N11.20401.03861.0386
N21.20401.97951.9795
H31.03861.97951.7268
H41.03861.97951.7268

picture of Isodiazene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N2 N1 H3 123.765 N2 N1 H4 123.765
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N 0.109      
2 N -0.823      
3 H 0.357      
4 H 0.357      


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 -3.493 3.493
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.133 0.000 0.000
y 0.000 -11.758 0.000
z 0.000 0.000 -12.682
Traceless
 xyz
x 0.087 0.000 0.000
y 0.000 0.650 0.000
z 0.000 0.000 -0.737
Polar
3z2-r2-1.473
x2-y2-0.375
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.077 0.000 0.000
y 0.000 3.182 0.000
z 0.000 0.000 4.240


<r2> (average value of r2) Å2
<r2> 16.613
(<r2>)1/2 4.076