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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-94.527609
Energy at 298.15K-94.530516
HF Energy-94.527609
Nuclear repulsion energy32.753686
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' 3556 3402 8.09      
2 A' 3372 3226 29.81      
3 A' 2912 2785 139.56      
4 A' 1725 1650 6.71      
5 A' 1457 1394 14.08      
6 A' 1405 1345 18.87      
7 A' 1081 1034 26.76      
8 A" 1164 1114 10.63      
9 A" 798 763 196.95      

Unscaled Zero Point Vibrational Energy (zpe) 8734.6 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 8356.4 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 B3PW91/6-31G*
ABC
6.77878 1.12690 0.96627

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 0.791 0.000
N2 0.062 -0.523 0.000
H3 -1.014 1.082 0.000
H4 -0.747 -1.152 0.000
H5 0.950 -1.018 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.31411.11442.10472.0152
N21.31411.93171.02501.0162
H31.11441.93172.24892.8745
H42.10471.02502.24891.7021
H52.01521.01622.87451.7021

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 127.833 C1 N2 H5 119.174
N2 C1 H3 105.101 H4 N2 H5 112.993
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 -0.155      
2 N -0.646      
3 H 0.106      
4 H 0.331      
5 H 0.364      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.178 -3.216 0.000 3.425
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.613 -2.061 0.000
y -2.061 -13.088 0.000
z 0.000 0.000 -13.365
Traceless
 xyz
x 1.613 -2.061 0.000
y -2.061 -0.599 0.000
z 0.000 0.000 -1.014
Polar
3z2-r2-2.028
x2-y21.475
xy-2.061
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.749 -0.230 0.000
y -0.230 3.726 0.000
z 0.000 0.000 1.423


<r2> (average value of r2) Å2
<r2> 19.665
(<r2>)1/2 4.435