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All results from a given calculation for CHNH2 (aminomethylene)

using model chemistry: PBEPBEultrafine/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-31G(2df,p)
 hartrees
Energy at 0K-94.453012
Energy at 298.15K-94.455905
HF Energy-94.453012
Nuclear repulsion energy32.611791
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 PBEPBEultrafine/6-31G(2df,p)
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' 3440 3404 4.87 110.42 0.50 0.67
2 A' 3228 3195 58.18 386.82 0.30 0.47
3 A' 2823 2794 111.88 126.37 0.50 0.66
4 A' 1637 1620 2.00 35.99 0.41 0.58
5 A' 1417 1402 7.72 8.52 0.48 0.65
6 A' 1346 1332 11.55 3.11 0.73 0.84
7 A' 1036 1025 30.11 16.72 0.48 0.65
8 A" 1136 1124 9.17 1.11 0.75 0.86
9 A" 789 781 130.91 1.56 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8425.1 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 8338.3 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 PBEPBEultrafine/6-31G(2df,p)
ABC
6.69796 1.11938 0.95909

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.063 0.794 0.000
N2 0.063 -0.523 0.000
H3 -1.023 1.084 0.000
H4 -0.748 -1.163 0.000
H5 0.954 -1.023 0.000

Atom - Atom Distances (Å)
  C1 N2 H3 H4 H5
C11.31721.12402.11822.0242
N21.31721.93991.03301.0223
H31.12401.93992.26382.8901
H42.11821.03302.26381.7085
H52.02421.02232.89011.7085

picture of aminomethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 H4 128.254 C1 N2 H5 119.290
N2 C1 H3 104.970 H4 N2 H5 112.457
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.298      
2 N -0.308      
3 H 0.095      
4 H 0.240      
5 H 0.271      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.033 -3.196 0.000 3.358
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.719 -1.960 0.000
y -1.960 -13.206 0.000
z 0.000 0.000 -13.378
Traceless
 xyz
x 1.573 -1.960 0.000
y -1.960 -0.657 0.000
z 0.000 0.000 -0.916
Polar
3z2-r2-1.832
x2-y21.487
xy-1.960
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.993 -0.183 0.000
y -0.183 4.037 0.000
z 0.000 0.000 1.753


<r2> (average value of r2) Å2
<r2> 19.816
(<r2>)1/2 4.452