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All results from a given calculation for H2CNCN (cyanamide, methylene)

using model chemistry: wB97X-D/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A'
Energy calculated at wB97X-D/cc-pVQZ
 hartrees
Energy at 0K-186.868879
Energy at 298.15K 
HF Energy-186.868879
Nuclear repulsion energy92.866863
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/cc-pVQZ
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' 3207 3207 3.94 79.88 0.58 0.73
2 A' 3087 3087 15.23 94.76 0.10 0.18
3 A' 2353 2353 45.58 196.16 0.25 0.41
4 A' 1736 1736 38.30 56.88 0.21 0.35
5 A' 1509 1509 18.17 21.94 0.41 0.58
6 A' 1238 1238 10.91 2.90 0.72 0.83
7 A' 964 964 6.33 1.47 0.13 0.24
8 A' 647 647 5.10 3.25 0.17 0.29
9 A' 256 256 6.56 8.25 0.49 0.66
10 A" 1120 1120 18.36 0.61 0.75 0.86
11 A" 788 788 1.69 3.13 0.75 0.86
12 A" 382 382 9.14 0.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8642.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8642.3 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 wB97X-D/cc-pVQZ
ABC
2.21112 0.18273 0.16878

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.084 -1.542 0.000
N2 -0.614 -0.484 0.000
C3 0.000 0.709 0.000
N4 0.437 1.774 0.000
H5 -0.438 -2.492 0.000
H6 1.173 -1.545 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 N4 H5 H6
C11.26742.25273.33461.08441.0893
N21.26741.34162.49022.01652.0782
C32.25271.34161.15083.23162.5412
N43.33462.49021.15084.35533.3996
H51.08442.01653.23164.35531.8690
H61.08932.07822.54123.39961.8690

picture of cyanamide, methylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 C3 119.383 N2 C1 H5 117.845
N2 C1 H6 123.557 N2 C3 N4 175.089
H5 C1 H6 118.598
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.117      
2 N -0.249      
3 C 0.147      
4 N -0.195      
5 H 0.124      
6 H 0.056      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.421 -4.547 0.000 4.567
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.718 -2.749 0.000
y -2.749 -23.551 0.000
z 0.000 0.000 -22.708
Traceless
 xyz
x -0.588 -2.749 0.000
y -2.749 -0.338 0.000
z 0.000 0.000 0.926
Polar
3z2-r21.853
x2-y2-0.167
xy-2.749
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.304 0.365 0.000
y 0.365 8.442 0.000
z 0.000 0.000 3.289


<r2> (average value of r2) Å2
<r2> 69.701
(<r2>)1/2 8.349