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

using model chemistry: wB97X-D/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 wB97X-D/daug-cc-pVTZ
 hartrees
Energy at 0K-186.857326
Energy at 298.15K 
HF Energy-186.857326
Nuclear repulsion energy92.812688
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/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' 3209 3209 3.55 79.74 0.58 0.73
2 A' 3089 3089 15.22 98.68 0.09 0.16
3 A' 2351 2351 48.44 218.61 0.22 0.36
4 A' 1733 1733 37.85 60.80 0.20 0.33
5 A' 1507 1507 18.58 22.00 0.38 0.55
6 A' 1236 1236 10.84 2.72 0.66 0.80
7 A' 962 962 6.35 2.00 0.15 0.26
8 A' 647 647 4.71 3.85 0.14 0.24
9 A' 257 257 6.71 7.92 0.46 0.63
10 A" 1120 1120 19.11 0.95 0.75 0.86
11 A" 789 789 1.54 2.06 0.75 0.86
12 A" 385 385 8.94 0.23 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8642.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8642.1 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 wB97X-D/daug-cc-pVTZ
ABC
2.20707 0.18254 0.16859

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.085 -1.543 0.000
N2 -0.614 -0.484 0.000
C3 0.000 0.710 0.000
N4 0.436 1.775 0.000
H5 -0.437 -2.494 0.000
H6 1.174 -1.544 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 N4 H5 H6
C11.26832.25373.33641.08451.0894
N21.26831.34272.49192.01702.0789
C32.25371.34271.15163.23272.5412
N43.33642.49191.15164.35713.4004
H51.08452.01703.23274.35711.8697
H61.08942.07892.54123.40041.8697

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 119.324 N2 C1 H5 117.816
N2 C1 H6 123.534 N2 C3 N4 175.041
H5 C1 H6 118.649
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.574      
2 N -0.580      
3 C 0.486      
4 N -1.038      
5 H 0.830      
6 H 0.876      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.429 -4.562 0.000 4.582
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.827 -2.779 0.000
y -2.779 -23.615 0.000
z 0.000 0.000 -22.799
Traceless
 xyz
x -0.620 -2.779 0.000
y -2.779 -0.301 0.000
z 0.000 0.000 0.921
Polar
3z2-r21.843
x2-y2-0.212
xy-2.779
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.616 0.357 0.000
y 0.357 8.642 0.000
z 0.000 0.000 3.671


<r2> (average value of r2) Å2
<r2> 69.812
(<r2>)1/2 8.355