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

using model chemistry: B97D3/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A'
Energy calculated at B97D3/daug-cc-pVTZ
 hartrees
Energy at 0K-186.812008
Energy at 298.15K 
HF Energy-186.812008
Nuclear repulsion energy92.107604
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 B97D3/daug-cc-pVTZ
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' 3130 3130 7.23 93.87 0.58 0.73
2 A' 3008 3008 23.38 118.16 0.10 0.19
3 A' 2211 2211 23.09 235.29 0.23 0.38
4 A' 1638 1638 20.44 62.11 0.21 0.35
5 A' 1470 1470 11.41 29.13 0.37 0.54
6 A' 1195 1195 10.66 2.68 0.67 0.80
7 A' 939 939 5.95 2.83 0.01 0.02
8 A' 615 615 4.13 5.82 0.17 0.29
9 A' 246 246 5.42 9.16 0.44 0.61
10 A" 1053 1053 19.05 0.96 0.75 0.86
11 A" 758 758 1.30 1.45 0.75 0.86
12 A" 355 355 6.96 0.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8309.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8309.3 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 B97D3/daug-cc-pVTZ
ABC
2.31460 0.17781 0.16512

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.102 -1.567 0.000
N2 -0.589 -0.489 0.000
C3 0.000 0.710 0.000
N4 0.393 1.809 0.000
H5 -0.436 -2.514 0.000
H6 1.196 -1.586 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 N4 H5 H6
C11.28082.27943.38921.08921.0947
N21.28081.33582.49952.03132.0958
C32.27941.33581.16773.25362.5891
N43.38922.49951.16774.40263.4893
H51.08922.03133.25364.40261.8777
H61.09472.09582.58913.48931.8777

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 121.170 N2 C1 H5 117.761
N2 C1 H6 123.651 N2 C3 N4 173.512
H5 C1 H6 118.588
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.116      
2 N -0.327      
3 C 0.438      
4 N -1.041      
5 H 0.428      
6 H 0.618      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.411 -4.412 0.000 4.432
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.761 -2.508 0.000
y -2.508 -24.049 0.000
z 0.000 0.000 -22.848
Traceless
 xyz
x -0.312 -2.508 0.000
y -2.508 -0.745 0.000
z 0.000 0.000 1.057
Polar
3z2-r22.114
x2-y20.288
xy-2.508
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.779 0.362 0.000
y 0.362 9.503 0.000
z 0.000 0.000 3.775


<r2> (average value of r2) Å2
<r2> 71.097
(<r2>)1/2 8.432