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

using model chemistry: B2PLYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at B2PLYP/aug-cc-pVTZ
 hartrees
Energy at 0K-110.606391
Energy at 298.15K-110.609100
HF Energy-110.469131
Nuclear repulsion energy32.299616
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 B2PLYP/aug-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 Ag 3275 3147 0.00      
2 Ag 1625 1562 0.00      
3 Ag 1567 1506 0.00      
4 Au 1342 1290 86.76      
5 Bu 3308 3179 18.23      
6 Bu 1354 1301 91.12      

Unscaled Zero Point Vibrational Energy (zpe) 6235.4 cm-1
Scaled (by 0.961) Zero Point Vibrational Energy (zpe) 5992.2 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 B2PLYP/aug-cc-pVTZ
ABC
10.18468 1.31451 1.16424

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/aug-cc-pVTZ

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 0.986 0.917 0.000
H4 -0.986 -0.917 0.000

Atom - Atom Distances (Å)
  N1 N2 H3 H4
N11.24321.02981.8280
N21.24321.82801.0298
H31.02981.82802.6942
H41.82801.02982.6942

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 106.689 N2 N1 H3 106.689
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.215      
2 N -0.215      
3 H 0.215      
4 H 0.215      


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 -10.740 3.557 0.000
y 3.557 -13.273 0.000
z 0.000 0.000 -12.430
Traceless
 xyz
x 2.111 3.557 0.000
y 3.557 -1.688 0.000
z 0.000 0.000 -0.423
Polar
3z2-r2-0.846
x2-y22.533
xy3.557
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.857 0.393 0.000
y 0.393 3.498 0.000
z 0.000 0.000 2.051


<r2> (average value of r2) Å2
<r2> 16.626
(<r2>)1/2 4.078