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All results from a given calculation for HNCNH (diiminomethane)

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 C2 1A
Energy calculated at M06-2X/6-311G**
 hartrees
Energy at 0K-148.760997
Energy at 298.15K-148.763412
HF Energy-148.760997
Nuclear repulsion energy60.348543
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 A 3630 3630 36.00      
2 A 1314 1314 0.16      
3 A 911 911 8.91      
4 A 754 754 108.81      
5 A 540 540 0.27      
6 B 3626 3626 164.36      
7 B 2269 2269 702.11      
8 B 911 911 428.83      
9 B 545 545 96.67      

Unscaled Zero Point Vibrational Energy (zpe) 7250.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7250.6 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
12.21412 0.34965 0.34953

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.008
N2 0.000 1.215 -0.077
N3 0.000 -1.215 -0.077
H4 0.631 1.738 0.517
H5 -0.631 -1.738 0.517

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.21791.21791.91761.9176
N21.21792.42991.01243.0772
N31.21792.42993.07721.0124
H41.91761.01243.07723.6972
H51.91763.07721.01243.6972

picture of diiminomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 118.300 C1 N3 H5 118.300
N2 C1 N3 172.023
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 0.485      
2 N -0.489      
3 N -0.489      
4 H 0.247      
5 H 0.247      


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 2.218 2.218
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.603 4.326 0.000
y 4.326 -16.617 0.000
z 0.000 0.000 -17.163
Traceless
 xyz
x 0.286 4.326 0.000
y 4.326 0.267 0.000
z 0.000 0.000 -0.553
Polar
3z2-r2-1.106
x2-y20.013
xy4.326
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.025 0.345 0.000
y 0.345 5.937 0.000
z 0.000 0.000 1.989


<r2> (average value of r2) Å2
<r2> 38.609
(<r2>)1/2 6.214