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All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: PBE1PBE/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/3-21G*
 hartrees
Energy at 0K-93.926110
Energy at 298.15K-93.929054
HF Energy-93.926110
Nuclear repulsion energy32.517078
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 PBE1PBE/3-21G*
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' 3510 3369 11.64 102.84 0.53 0.70
2 A' 3313 3180 25.02 295.93 0.30 0.46
3 A' 2821 2707 140.83 123.35 0.47 0.64
4 A' 1754 1683 8.35 33.03 0.43 0.60
5 A' 1450 1392 31.25 11.25 0.73 0.84
6 A' 1362 1307 11.90 2.95 0.29 0.45
7 A' 1093 1049 30.19 13.74 0.62 0.76
8 A" 1166 1119 12.00 0.83 0.75 0.86
9 A" 918 881 255.41 1.49 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8693.0 cm-1
Scaled (by 0.9598) Zero Point Vibrational Energy (zpe) 8343.5 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 PBE1PBE/3-21G*
ABC
6.71604 1.10777 0.95092

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.063 0.796 0.000
N2 0.063 -0.529 0.000
H3 -1.018 1.104 0.000
H4 -0.751 -1.160 0.000
H5 0.956 -1.020 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.32501.12342.11812.0240
N21.32501.95781.02911.0193
H31.12341.95782.27912.8993
H42.11811.02912.27911.7120
H52.02401.01932.89931.7120

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 127.797 C1 N2 H5 118.809
N2 C1 H3 105.894 H4 N2 H5 113.394
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.077      
2 N -0.724      
3 H 0.140      
4 H 0.313      
5 H 0.348      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.318 -3.298 0.000 3.552
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.677 -2.263 0.000
y -2.263 -13.217 0.000
z 0.000 0.000 -13.375
Traceless
 xyz
x 1.619 -2.263 0.000
y -2.263 -0.691 0.000
z 0.000 0.000 -0.928
Polar
3z2-r2-1.857
x2-y21.540
xy-2.263
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.514 -0.293 0.000
y -0.293 3.436 0.000
z 0.000 0.000 1.194


<r2> (average value of r2) Å2
<r2> 19.896
(<r2>)1/2 4.460