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All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-94.499024
Energy at 298.15K-94.501971
HF Energy-94.499024
Nuclear repulsion energy32.511090
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 B3PW91/6-31G
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' 3594 3442 10.04      
2 A' 3378 3235 37.95      
3 A' 2853 2732 160.35      
4 A' 1759 1684 8.42      
5 A' 1448 1387 31.18      
6 A' 1378 1320 19.47      
7 A' 1090 1044 32.05      
8 A" 1152 1104 14.38      
9 A" 938 898 280.83      

Unscaled Zero Point Vibrational Energy (zpe) 8794.8 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 8422.8 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 B3PW91/6-31G
ABC
6.78695 1.10192 0.94801

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.062 0.797 0.000
N2 0.062 -0.531 0.000
H3 -1.014 1.113 0.000
H4 -0.746 -1.159 0.000
H5 0.950 -1.019 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.32881.12152.11732.0221
N21.32881.96511.02371.0132
H31.12151.96512.28802.8990
H42.11731.02372.28801.7020
H52.02211.01322.89901.7020

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 127.848 C1 N2 H5 118.791
N2 C1 H3 106.333 H4 N2 H5 113.361
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.052      
2 N -0.709      
3 H 0.085      
4 H 0.318      
5 H 0.358      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.311 -3.238 0.000 3.494
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.779 -2.295 0.000
y -2.295 -13.285 0.000
z 0.000 0.000 -13.454
Traceless
 xyz
x 1.591 -2.295 0.000
y -2.295 -0.668 0.000
z 0.000 0.000 -0.922
Polar
3z2-r2-1.844
x2-y21.506
xy-2.295
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.728 -0.226 0.000
y -0.226 3.793 0.000
z 0.000 0.000 1.339


<r2> (average value of r2) Å2
<r2> 19.971
(<r2>)1/2 4.469