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

using model chemistry: PBE1PBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A'
Energy calculated at PBE1PBE/6-311G*
 hartrees
Energy at 0K-186.681121
Energy at 298.15K 
HF Energy-186.681121
Nuclear repulsion energy92.676902
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 PBE1PBE/6-311G*
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' 3218 3085 8.44 83.25 0.60 0.75
2 A' 3095 2966 20.69 88.82 0.16 0.27
3 A' 2346 2249 35.21 175.94 0.29 0.45
4 A' 1735 1663 35.30 51.35 0.24 0.39
5 A' 1513 1450 13.23 24.07 0.47 0.64
6 A' 1239 1188 10.07 3.75 0.75 0.86
7 A' 981 940 6.34 1.08 0.04 0.08
8 A' 639 613 4.59 2.83 0.29 0.45
9 A' 253 243 5.91 9.32 0.54 0.70
10 A" 1093 1048 20.36 0.36 0.75 0.86
11 A" 785 753 2.04 5.73 0.75 0.86
12 A" 383 367 8.71 0.61 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8640.6 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 8282.0 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 PBE1PBE/6-311G*
ABC
2.23351 0.18164 0.16798

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.085 -1.548 0.000
N2 -0.608 -0.482 0.000
C3 0.000 0.707 0.000
N4 0.430 1.782 0.000
H5 -0.446 -2.497 0.000
H6 1.178 -1.564 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 N4 H5 H6
C11.27162.25663.34751.08791.0930
N21.27161.33542.49042.02182.0885
C32.25661.33541.15763.23522.5588
N43.34752.49041.15764.36783.4287
H51.08792.02183.23524.36781.8730
H61.09302.08852.55883.42871.8730

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 119.885 N2 C1 H5 117.730
N2 C1 H6 123.896 N2 C3 N4 174.736
H5 C1 H6 118.374
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.226      
2 N -0.244      
3 C 0.277      
4 N -0.293      
5 H 0.249      
6 H 0.237      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.475 -4.426 0.000 4.451
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D ÅAn error occurred on the server when processing the URL. Please contact the system administrator.

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