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All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: B3LYP/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-31G*
 hartrees
Energy at 0K-17.268139
Energy at 298.15K-17.271014
HF Energy-17.268139
Nuclear repulsion energy19.046772
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 B3LYP/CEP-31G*
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' 3562 3440 11.20 84.48 0.60 0.75
2 A' 3387 3271 15.86 278.31 0.26 0.41
3 A' 2916 2816 145.60 127.91 0.49 0.66
4 A' 1685 1627 13.57 23.10 0.38 0.55
5 A' 1400 1352 33.56 12.42 0.68 0.81
6 A' 1379 1331 19.68 3.23 0.24 0.39
7 A' 1038 1002 29.67 14.22 0.66 0.79
8 A" 1132 1093 16.65 0.19 0.75 0.86
9 A" 754 728 206.23 0.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8625.6 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 8329.8 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 B3LYP/CEP-31G*
ABC
6.63907 1.09063 0.93674

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.063 0.805 0.000
N2 0.063 -0.534 0.000
H3 -1.022 1.094 0.000
H4 -0.754 -1.164 0.000
H5 0.962 -1.022 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.33931.12272.13212.0365
N21.33931.95611.03151.0230
H31.12271.95612.27382.9004
H42.13211.03152.27381.7215
H52.03651.02302.90041.7215

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 127.668 C1 N2 H5 118.490
N2 C1 H3 104.879 H4 N2 H5 113.843
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.431      
2 N -0.305      
3 H 0.121      
4 H 0.290      
5 H 0.325      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.436 -3.277 0.000 3.578
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.672 -2.395 0.000
y -2.395 -13.341 0.000
z 0.000 0.000 -13.728
Traceless
 xyz
x 1.862 -2.395 0.000
y -2.395 -0.641 0.000
z 0.000 0.000 -1.221
Polar
3z2-r2-2.442
x2-y21.668
xy-2.395
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.718 -0.109 0.000
y -0.109 4.014 0.000
z 0.000 0.000 1.823


<r2> (average value of r2) Å2
<r2> 18.255
(<r2>)1/2 4.273