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All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: B3PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31+G**
 hartrees
Energy at 0K-94.544727
Energy at 298.15K-94.547644
HF Energy-94.544727
Nuclear repulsion energy32.792658
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 B3PW91/6-31+G**
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' 3590 3447 26.50      
2 A' 3412 3276 13.80      
3 A' 2939 2822 113.84      
4 A' 1705 1637 12.92      
5 A' 1449 1392 19.22      
6 A' 1391 1335 36.18      
7 A' 1079 1036 24.41      
8 A" 1157 1111 11.82      
9 A" 824 792 186.16      

Unscaled Zero Point Vibrational Energy (zpe) 8773.4 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 8423.4 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 B3PW91/6-31+G**
ABC
6.80560 1.12832 0.96786

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.062 0.790 0.000
N2 0.062 -0.524 0.000
H3 -1.007 1.090 0.000
H4 -0.753 -1.140 0.000
H5 0.947 -1.019 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.31361.11052.09482.0135
N21.31361.93601.02201.0140
H31.11051.93602.24442.8752
H42.09481.02202.24441.7048
H52.01351.01402.87521.7048

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 127.062 C1 N2 H5 119.221
N2 C1 H3 105.698 H4 N2 H5 113.718
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.225      
2 N -0.484      
3 H 0.088      
4 H 0.290      
5 H 0.330      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.481 -3.381 0.000 3.691
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.230 -2.459 0.000
y -2.459 -13.808 0.000
z 0.000 0.000 -14.124
Traceless
 xyz
x 1.736 -2.459 0.000
y -2.459 -0.631 0.000
z 0.000 0.000 -1.106
Polar
3z2-r2-2.211
x2-y21.578
xy-2.459
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.253 0.028 0.000
y 0.028 4.498 0.000
z 0.000 0.000 2.373


<r2> (average value of r2) Å2
<r2> 20.079
(<r2>)1/2 4.481