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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: HF/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/cc-pVTZ
 hartrees
Energy at 0K-131.925788
Energy at 298.15K-131.928534
HF Energy-131.925788
Nuclear repulsion energy60.363452
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 HF/cc-pVTZ
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' 3719 3384 51.45      
2 A' 3312 3014 8.35      
3 A' 2239 2038 612.13      
4 A' 1565 1424 1.97      
5 A' 1241 1129 31.86      
6 A' 1123 1022 212.15      
7 A' 845 769 104.56      
8 A' 537 488 24.89      
9 A" 3405 3098 0.12      
10 A" 1097 998 0.20      
11 A" 970 883 63.94      
12 A" 465 423 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 10258.2 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 9336.0 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 HF/cc-pVTZ
ABC
6.85063 0.33186 0.32540

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.218 -1.217 0.000
C2 0.000 0.062 0.000
N3 0.122 1.261 0.000
H4 -0.306 -1.744 0.928
H5 -0.306 -1.744 -0.928
H6 1.067 1.595 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.29772.50111.07051.07053.0919
C21.29771.20482.05332.05331.8678
N32.50111.20483.17363.17361.0027
H41.07052.05333.17361.85553.7274
H51.07052.05333.17361.85553.7274
H63.09191.86781.00273.72743.7274

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 176.127 C2 C1 H4 119.927
C2 C1 H5 119.927 C2 N3 H6 115.278
H4 C1 H5 120.146
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.522      
2 C 0.223      
3 N -0.221      
4 H 0.163      
5 H 0.163      
6 H 0.195      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.399 -0.818 0.000 1.620
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.294 3.319 0.000
y 3.319 -17.955 0.000
z 0.000 0.000 -17.386
Traceless
 xyz
x -0.623 3.319 0.000
y 3.319 -0.115 0.000
z 0.000 0.000 0.739
Polar
3z2-r21.478
x2-y2-0.339
xy3.319
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.062 0.897 0.000
y 0.897 7.165 0.000
z 0.000 0.000 2.987


<r2> (average value of r2) Å2
<r2> 43.267
(<r2>)1/2 6.578