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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-94.535463
Energy at 298.15K-94.538371
HF Energy-94.535463
Nuclear repulsion energy32.782012
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' 3573 3425 9.59      
2 A' 3392 3251 24.94      
3 A' 2904 2783 135.29      
4 A' 1700 1629 7.59      
5 A' 1452 1392 12.30      
6 A' 1393 1335 19.51      
7 A' 1072 1028 26.10      
8 A" 1161 1113 10.66      
9 A" 803 769 186.86      

Unscaled Zero Point Vibrational Energy (zpe) 8724.9 cm-1
Scaled (by 0.9584) Zero Point Vibrational Energy (zpe) 8362.0 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
6.78275 1.12886 0.96779

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 0.790 0.000
N2 0.062 -0.523 0.000
H3 -1.014 1.082 0.000
H4 -0.747 -1.148 0.000
H5 0.949 -1.016 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.31331.11472.10072.0121
N21.31331.93211.02281.0145
H31.11471.93212.24592.8727
H42.10071.02282.24591.7013
H52.01211.01452.87271.7013

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 127.684 C1 N2 H5 119.063
N2 C1 H3 105.157 H4 N2 H5 113.252
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 -0.123      
2 N -0.523      
3 H 0.072      
4 H 0.271      
5 H 0.304      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.165 -3.200 0.000 3.405
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.624 -2.042 0.000
y -2.042 -13.083 0.000
z 0.000 0.000 -13.311
Traceless
 xyz
x 1.573 -2.042 0.000
y -2.042 -0.615 0.000
z 0.000 0.000 -0.957
Polar
3z2-r2-1.915
x2-y21.459
xy-2.042
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.786 -0.238 0.000
y -0.238 3.750 0.000
z 0.000 0.000 1.458


<r2> (average value of r2) Å2
<r2> 19.635
(<r2>)1/2 4.431