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All results from a given calculation for HNCCNH (Ethenediimine)

using model chemistry: wB97X-D/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at wB97X-D/LANL2DZ
 hartrees
Energy at 0K-186.686547
Energy at 298.15K 
HF Energy-186.686547
Nuclear repulsion energy88.584452
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 wB97X-D/LANL2DZ
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 3485 3485 0.00 659.94 0.33 0.49
2 Ag 2212 2212 0.00 33.67 0.29 0.45
3 Ag 1133 1133 0.00 35.21 0.68 0.81
4 Ag 932 932 0.00 44.79 0.26 0.41
5 Ag 303 303 0.00 9.42 0.37 0.54
6 Au 974 974 176.73 0.00 0.00 0.00
7 Au 254 254 0.31 0.00 0.00 0.00
8 Bg 679 679 0.00 12.09 0.75 0.86
9 Bu 3486 3486 11.23 0.00 0.00 0.00
10 Bu 1756 1756 166.49 0.00 0.00 0.00
11 Bu 1056 1056 607.60 0.00 0.00 0.00
12 Bu 281 281 12.63 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 8274.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8274.9 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 wB97X-D/LANL2DZ
ABC
9.92604 0.13873 0.13682

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/LANL2DZ

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.234 -0.610 0.000
C2 -0.234 0.610 0.000
N3 0.234 -1.869 0.000
N4 -0.234 1.869 0.000
H5 1.154 -2.327 0.000
H6 -1.154 2.327 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 N4 H5 H6
C11.30641.25932.52271.94843.2488
C21.30642.52271.25933.24881.9484
N31.25932.52273.76731.02784.4201
N42.52271.25933.76734.42011.0278
H51.94843.24881.02784.42015.1957
H63.24881.94844.42011.02785.1957

picture of Ethenediimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N4 158.987 C1 N3 H5 116.486
C2 C1 N3 158.987 C2 N4 H6 116.486
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.008      
2 C 0.008      
3 N -0.303      
4 N -0.303      
5 H 0.295      
6 H 0.295      


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 -20.355 -9.056 0.000
y -9.056 -23.420 0.000
z 0.000 0.000 -22.841
Traceless
 xyz
x 2.776 -9.056 0.000
y -9.056 -1.822 0.000
z 0.000 0.000 -0.954
Polar
3z2-r2-1.908
x2-y23.066
xy-9.056
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.534 -2.180 0.000
y -2.180 10.992 0.000
z 0.000 0.000 2.059


<r2> (average value of r2) Å2
<r2> 82.161
(<r2>)1/2 9.064