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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-148.753555
Energy at 298.15K-148.755973
HF Energy-148.753555
Nuclear repulsion energy60.331783
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 25.81      
2 A 1314 1314 0.15      
3 A 921 921 10.65      
4 A 763 763 121.41      
5 A 542 542 0.53      
6 B 3628 3628 132.29      
7 B 2270 2270 697.67      
8 B 924 924 474.67      
9 B 547 547 101.03      

Unscaled Zero Point Vibrational Energy (zpe) 7268.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7268.7 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
12.46553 0.34917 0.34901

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 0.009
N2 0.000 1.215 -0.077
N3 0.000 -1.215 -0.077
H4 0.627 1.751 0.509
H5 -0.627 -1.751 0.509

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.21781.21781.92591.9259
N21.21782.42961.01203.0875
N31.21782.42963.08751.0120
H41.92591.01203.08753.7199
H51.92593.08751.01203.7199

picture of diiminomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 119.183 C1 N3 H5 119.183
N2 C1 N3 171.877
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 0.581      
2 N -0.639      
3 N -0.639      
4 H 0.348      
5 H 0.348      


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 2.314 2.314
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.666 4.522 0.000
y 4.522 -16.469 0.000
z 0.000 0.000 -17.261
Traceless
 xyz
x 0.199 4.522 0.000
y 4.522 0.495 0.000
z 0.000 0.000 -0.693
Polar
3z2-r2-1.387
x2-y2-0.197
xy4.522
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.965 0.337 0.000
y 0.337 5.948 0.000
z 0.000 0.000 1.924


<r2> (average value of r2) Å2
<r2> 38.673
(<r2>)1/2 6.219