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All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: B3PW91/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 B3PW91/STO-3G
 hartrees
Energy at 0K-93.302868
Energy at 298.15K-93.305702
HF Energy-93.302868
Nuclear repulsion energy31.891419
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 B3PW91/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' 3749 3318 8.01 51.20 0.64 0.78
2 A' 3504 3101 6.98 108.19 0.20 0.33
3 A' 3096 2740 64.47 47.10 0.42 0.59
4 A' 1813 1604 7.70 19.50 0.63 0.77
5 A' 1519 1345 16.35 7.67 0.71 0.83
6 A' 1436 1271 10.71 6.25 0.17 0.28
7 A' 1095 969 13.74 5.01 0.54 0.70
8 A" 1198 1060 3.61 0.83 0.75 0.86
9 A" 769 681 170.75 1.22 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9089.6 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 8044.3 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 B3PW91/STO-3G
ABC
6.38031 1.07192 0.91773

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.064 0.820 0.000
N2 0.064 -0.531 0.000
H3 -1.057 1.047 0.000
H4 -0.752 -1.201 0.000
H5 0.975 -1.047 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.35091.14392.17962.0773
N21.35091.93621.05621.0468
H31.14391.93622.26902.9181
H42.17961.05622.26901.7342
H52.07731.04682.91811.7342

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 129.360 C1 N2 H5 119.535
N2 C1 H3 101.482 H4 N2 H5 111.105
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.076      
2 N -0.343      
3 H 0.010      
4 H 0.194      
5 H 0.213      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.876 -2.912 0.000 3.041
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.739 -1.371 0.000
y -1.371 -12.135 0.000
z 0.000 0.000 -11.949
Traceless
 xyz
x 1.303 -1.371 0.000
y -1.371 -0.791 0.000
z 0.000 0.000 -0.512
Polar
3z2-r2-1.024
x2-y21.396
xy-1.371
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.482 -0.272 0.000
y -0.272 2.189 0.000
z 0.000 0.000 0.645


<r2> (average value of r2) Å2
<r2> 19.580
(<r2>)1/2 4.425