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

using model chemistry: M06-2X/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A'
Energy calculated at M06-2X/STO-3G
 hartrees
Energy at 0K-184.440186
Energy at 298.15K 
HF Energy-184.440186
Nuclear repulsion energy89.718255
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 M06-2X/STO-3G
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' 3559 3559 4.95 42.62 0.66 0.79
2 A' 3392 3392 22.35 36.68 0.12 0.22
3 A' 2430 2430 7.39 56.08 0.29 0.44
4 A' 1781 1781 21.94 13.79 0.15 0.26
5 A' 1557 1557 10.35 26.00 0.52 0.68
6 A' 1240 1240 1.74 4.21 0.73 0.84
7 A' 898 898 0.34 1.10 0.03 0.07
8 A' 637 637 4.47 0.84 0.38 0.55
9 A' 250 250 5.20 4.53 0.55 0.71
10 A" 1092 1092 15.93 0.04 0.75 0.86
11 A" 835 835 0.00 6.47 0.75 0.86
12 A" 360 360 9.66 0.19 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9016.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9016.4 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 M06-2X/STO-3G
ABC
1.88814 0.17357 0.15896

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.124 -1.564 0.000
N2 -0.674 -0.528 0.000
C3 0.000 0.725 0.000
N4 0.441 1.831 0.000
H5 -0.345 -2.560 0.000
H6 1.227 -1.524 0.000

Atom - Atom Distances (Å)
  C1 N2 C3 N4 H5 H6
C11.30832.29303.40971.10111.1036
N21.30831.42292.60902.05892.1464
C32.29301.42291.19023.30372.5624
N43.40972.60901.19024.46093.4455
H51.10112.05893.30374.46091.8832
H61.10362.14642.56243.44551.8832

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 114.120 N2 C1 H5 117.155
N2 C1 H6 125.516 N2 C3 N4 173.492
H5 C1 H6 117.329
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.001      
2 N -0.183      
3 C 0.132      
4 N -0.168      
5 H 0.113      
6 H 0.105      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.801 -3.194 0.000 3.292
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.162 -2.460 0.000
y -2.460 -22.212 0.000
z 0.000 0.000 -20.738
Traceless
 xyz
x -0.687 -2.460 0.000
y -2.460 -0.762 0.000
z 0.000 0.000 1.449
Polar
3z2-r22.898
x2-y20.050
xy-2.460
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.755 0.248 0.000
y 0.248 5.161 0.000
z 0.000 0.000 0.833


<r2> (average value of r2) Å2
<r2> 71.944
(<r2>)1/2 8.482