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

using model chemistry: BLYP/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at BLYP/6-311G*
 hartrees
Energy at 0K-110.642985
Energy at 298.15K-110.645689
HF Energy-110.642985
Nuclear repulsion energy31.916238
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 BLYP/6-311G*
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 3060 3053 0.00      
2 Ag 1611 1607 0.00      
3 Ag 1531 1527 0.00      
4 Au 1321 1317 95.40      
5 Bu 3091 3083 89.48      
6 Bu 1346 1343 61.42      

Unscaled Zero Point Vibrational Energy (zpe) 5979.8 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 5964.9 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 BLYP/6-311G*
ABC
9.77611 1.28911 1.13892

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G*

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.628 0.000
N2 0.000 -0.628 0.000
H3 1.006 0.919 0.000
H4 -1.006 -0.919 0.000

Atom - Atom Distances (Å)
  N1 N2 H3 H4
N11.25691.04671.8453
N21.25691.84531.0467
H31.04671.84532.7243
H41.84531.04672.7243

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 106.100 N2 N1 H3 106.100
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.282      
2 N -0.282      
3 H 0.282      
4 H 0.282      


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 -10.343 3.427 0.000
y 3.427 -13.175 0.000
z 0.000 0.000 -12.035
Traceless
 xyz
x 2.262 3.427 0.000
y 3.427 -1.986 0.000
z 0.000 0.000 -0.276
Polar
3z2-r2-0.552
x2-y22.832
xy3.427
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.289 0.698 0.000
y 0.698 2.812 0.000
z 0.000 0.000 1.100


<r2> (average value of r2) Å2
<r2> 16.643
(<r2>)1/2 4.080