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All results from a given calculation for HNCCNH (Ethenediimine)

using model chemistry: M06-2X/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 M06-2X/6-311G**
 hartrees
Energy at 0K-186.776447
Energy at 298.15K 
HF Energy-186.776447
Nuclear repulsion energy89.857205
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 M06-2X/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 Ag 3427 3427 0.00 685.05 0.31 0.47
2 Ag 2273 2273 0.00 28.40 0.41 0.58
3 Ag 1179 1179 0.00 20.41 0.75 0.85
4 Ag 951 951 0.00 38.27 0.28 0.44
5 Ag 268 268 0.00 4.31 0.49 0.66
6 Au 973 973 141.70 0.00 0.00 0.00
7 Au 255 255 0.02 0.00 0.00 0.00
8 Bg 666 666 0.00 6.68 0.75 0.86
9 Bu 3428 3428 20.43 0.00 0.00 0.00
10 Bu 1795 1795 195.35 0.00 0.00 0.00
11 Bu 1160 1160 337.65 0.00 0.00 0.00
12 Bu 288 288 10.70 0.00 0.00 0.00

Unscaled Zero Point Vibrational Energy (zpe) 8331.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8331.3 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 M06-2X/6-311G**
ABC
9.93378 0.14238 0.14037

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.181 -0.618 0.000
C2 -0.181 0.618 0.000
N3 0.181 -1.857 0.000
N4 -0.181 1.857 0.000
H5 1.133 -2.237 0.000
H6 -1.133 2.237 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 N4 H5 H6
C11.28811.23862.50111.87793.1428
C21.28812.50111.23863.14281.8779
N31.23862.50113.73101.02514.2993
N42.50111.23863.73104.29931.0251
H51.87793.14281.02514.29935.0148
H63.14281.87794.29931.02515.0148

picture of Ethenediimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N4 163.678 C1 N3 H5 111.766
C2 C1 N3 163.678 C2 N4 H6 111.766
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.171      
2 C 0.171      
3 N -0.397      
4 N -0.397      
5 H 0.226      
6 H 0.226      


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 -20.402 -7.621 0.000
y -7.621 -23.694 0.000
z 0.000 0.000 -22.803
Traceless
 xyz
x 2.847 -7.621 0.000
y -7.621 -2.092 0.000
z 0.000 0.000 -0.755
Polar
3z2-r2-1.510
x2-y23.292
xy-7.621
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.492 -1.850 0.000
y -1.850 10.272 0.000
z 0.000 0.000 2.342


<r2> (average value of r2) Å2
<r2> 80.201
(<r2>)1/2 8.956