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All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-93.293008
Energy at 298.15K-93.295851
HF Energy-93.293008
Nuclear repulsion energy31.984031
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 B1B95/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' 3776 3334 7.64 50.46 0.65 0.79
2 A' 3539 3125 3.77 102.27 0.19 0.32
3 A' 3116 2751 63.42 47.12 0.41 0.58
4 A' 1818 1605 9.69 18.85 0.64 0.78
5 A' 1523 1345 16.76 7.83 0.72 0.83
6 A' 1455 1285 12.32 6.75 0.17 0.30
7 A' 1097 969 12.70 4.64 0.55 0.71
8 A" 1203 1062 3.41 0.81 0.75 0.86
9 A" 787 695 173.09 1.24 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9156.7 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 8085.3 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 B1B95/STO-3G
ABC
6.40755 1.07868 0.92326

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.064 0.817 0.000
N2 0.064 -0.529 0.000
H3 -1.055 1.042 0.000
H4 -0.751 -1.196 0.000
H5 0.972 -1.045 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.34701.14132.17232.0718
N21.34701.92921.05291.0442
H31.14131.92922.25892.9093
H42.17231.05292.25891.7299
H52.07181.04422.90931.7299

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 129.285 C1 N2 H5 119.558
N2 C1 H3 101.352 H4 N2 H5 111.157
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.070      
2 N -0.349      
3 H 0.008      
4 H 0.197      
5 H 0.215      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.871 -2.923 0.000 3.050
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.746 -1.352 0.000
y -1.352 -12.143 0.000
z 0.000 0.000 -11.943
Traceless
 xyz
x 1.297 -1.352 0.000
y -1.352 -0.799 0.000
z 0.000 0.000 -0.498
Polar
3z2-r2-0.997
x2-y21.397
xy-1.352
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.481 -0.276 0.000
y -0.276 2.166 0.000
z 0.000 0.000 0.641


<r2> (average value of r2) Å2
<r2> 19.508
(<r2>)1/2 4.417