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

using model chemistry: B97D3/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/cc-pVTZ
 hartrees
Energy at 0K-186.808928
Energy at 298.15K 
HF Energy-186.808928
Nuclear repulsion energy92.110022
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/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' 3128 3084 9.27 94.60 0.58 0.73
2 A' 3008 2966 23.93 110.80 0.13 0.23
3 A' 2217 2186 19.69 192.70 0.28 0.44
4 A' 1640 1617 21.11 51.20 0.24 0.39
5 A' 1471 1450 10.70 29.06 0.41 0.58
6 A' 1196 1179 10.42 3.13 0.75 0.85
7 A' 940 926 5.71 1.94 0.01 0.02
8 A' 615 606 4.36 4.30 0.23 0.38
9 A' 246 242 5.11 9.15 0.49 0.66
10 A" 1051 1037 18.14 0.32 0.75 0.86
11 A" 760 749 1.40 3.23 0.75 0.86
12 A" 356 351 7.13 0.40 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8313.4 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 8197.1 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/cc-pVTZ
ABC
2.31198 0.17787 0.16516

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.101 -1.567 0.000
N2 -0.590 -0.489 0.000
C3 0.000 0.710 0.000
N4 0.394 1.809 0.000
H5 -0.436 -2.514 0.000
H6 1.196 -1.587 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 N4 H5 H6
C11.28072.27863.38851.08941.0947
N21.28071.33552.49962.03152.0965
C32.27861.33551.16813.25332.5895
N43.38852.49961.16814.40243.4895
H51.08942.03153.25334.40241.8771
H61.09472.09652.58953.48951.8771

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 121.133 N2 C1 H5 117.767
N2 C1 H6 123.730 N2 C3 N4 173.530
H5 C1 H6 118.503
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.028      
2 N -0.079      
3 C -0.020      
4 N -0.092      
5 H 0.125      
6 H 0.093      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.403 -4.330 0.000 4.349
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.484 -2.419 0.000
y -2.419 -23.773 0.000
z 0.000 0.000 -22.623
Traceless
 xyz
x -0.286 -2.419 0.000
y -2.419 -0.720 0.000
z 0.000 0.000 1.006
Polar
3z2-r22.012
x2-y20.290
xy-2.419
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.123 0.344 0.000
y 0.344 8.963 0.000
z 0.000 0.000 2.984


<r2> (average value of r2) Å2
<r2> 70.924
(<r2>)1/2 8.422