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All results from a given calculation for N2H2 ((E)-diazene)

using model chemistry: SVWN/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at SVWN/6-31G*
 hartrees
Energy at 0K-110.046501
Energy at 298.15K-110.049204
HF Energy-110.046501
Nuclear repulsion energy32.113916
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 SVWN/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 Ag 3097 3038 0.00      
2 Ag 1657 1626 0.00      
3 Ag 1563 1534 0.00      
4 Au 1311 1286 103.03      
5 Bu 3114 3055 78.14      
6 Bu 1328 1303 76.30      

Unscaled Zero Point Vibrational Energy (zpe) 6035.2 cm-1
Scaled (by 0.981) Zero Point Vibrational Energy (zpe) 5920.5 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 SVWN/6-31G*
ABC
9.69062 1.31355 1.15675

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

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.622 0.000
N2 0.000 -0.622 0.000
H3 1.011 0.911 0.000
H4 -1.011 -0.911 0.000

Atom - Atom Distances (Å)
  N1 N2 H3 H4
N11.24431.05141.8366
N21.24431.83661.0514
H31.05141.83662.7220
H41.83661.05142.7220

picture of (E)-diazene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 N2 H4 105.964 N2 N1 H3 105.964
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.326      
2 N -0.326      
3 H 0.326      
4 H 0.326      


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        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.232 3.394 0.000
y 3.394 -13.009 0.000
z 0.000 0.000 -11.969
Traceless
 xyz
x 2.257 3.394 0.000
y 3.394 -1.909 0.000
z 0.000 0.000 -0.349
Polar
3z2-r2-0.697
x2-y22.777
xy3.394
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.335 0.777 0.000
y 0.777 2.683 0.000
z 0.000 0.000 0.982


<r2> (average value of r2) Å2
<r2> 16.454
(<r2>)1/2 4.056