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

using model chemistry: SVWN/TZVP

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/TZVP
 hartrees
Energy at 0K-110.094133
Energy at 298.15K-110.096836
HF Energy-110.094133
Nuclear repulsion energy32.341398
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/TZVP
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 3113 3077 0.00      
2 Ag 1651 1632 0.00      
3 Ag 1523 1506 0.00      
4 Au 1314 1299 98.70      
5 Bu 3138 3102 44.30      
6 Bu 1299 1284 66.40      

Unscaled Zero Point Vibrational Energy (zpe) 6019.2 cm-1
Scaled (by 0.9885) Zero Point Vibrational Energy (zpe) 5950.0 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/TZVP
ABC
9.92838 1.32986 1.17278

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/TZVP

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.617 0.000
N2 0.000 -0.617 0.000
H3 1.001 0.920 0.000
H4 -1.001 -0.920 0.000

Atom - Atom Distances (Å)
  N1 N2 H3 H4
N11.23321.04631.8340
N21.23321.83401.0463
H31.04631.83402.7195
H41.83401.04632.7195

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 106.845 N2 N1 H3 106.845
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.220      
2 N -0.220      
3 H 0.220      
4 H 0.220      


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 -10.573 3.664 0.000
y 3.664 -13.462 0.000
z 0.000 0.000 -12.222
Traceless
 xyz
x 2.269 3.664 0.000
y 3.664 -2.064 0.000
z 0.000 0.000 -0.205
Polar
3z2-r2-0.409
x2-y22.889
xy3.664
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.542 0.673 0.000
y 0.673 3.105 0.000
z 0.000 0.000 1.366


<r2> (average value of r2) Å2
<r2> 16.569
(<r2>)1/2 4.070