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All results from a given calculation for HNCNH (diiminomethane)

using model chemistry: M06-2X/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-148.778524
Energy at 298.15K-148.780940
HF Energy-148.778524
Nuclear repulsion energy60.423095
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/6-311+G(3df,2p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3629 3629 33.17      
2 A 1314 1314 0.02      
3 A 905 905 12.38      
4 A 738 738 94.87      
5 A 547 547 0.65      
6 B 3624 3624 196.27      
7 B 2250 2250 796.42      
8 B 904 904 430.49      
9 B 554 554 96.10      

Unscaled Zero Point Vibrational Energy (zpe) 7232.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7232.0 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/6-311+G(3df,2p)
ABC
12.46743 0.35027 0.35020

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-311+G(3df,2p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.009
N2 0.000 1.213 -0.077
N3 0.000 -1.213 -0.077
H4 0.624 1.748 0.512
H5 -0.624 -1.748 0.512

Atom - Atom Distances (Å)
  C1 N2 N3 H4 H5
C11.21591.21591.92291.9229
N21.21592.42561.01123.0826
N31.21592.42563.08261.0112
H41.92291.01123.08263.7120
H51.92293.08261.01123.7120

picture of diiminomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 119.113 C1 N3 H5 119.113
N2 C1 N3 171.852
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.584      
2 N -1.051      
3 N -1.051      
4 H 0.259      
5 H 0.259      


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 2.017 2.017
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.049 4.191 0.000
y 4.191 -16.625 0.000
z 0.000 0.000 -17.559
Traceless
 xyz
x 0.043 4.191 0.000
y 4.191 0.679 0.000
z 0.000 0.000 -0.722
Polar
3z2-r2-1.444
x2-y2-0.424
xy4.191
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.944 0.256 0.000
y 0.256 6.627 0.000
z 0.000 0.000 2.910


<r2> (average value of r2) Å2
<r2> 38.756
(<r2>)1/2 6.225