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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: PBEPBE/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 PBEPBE/3-21G*
 hartrees
Energy at 0K-131.813035
Energy at 298.15K-131.815626
HF Energy-131.813035
Nuclear repulsion energy58.980378
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 PBEPBE/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' 3260 3109 1.66      
2 A' 3116 2971 8.54      
3 A' 2124 2025 218.93      
4 A' 1435 1368 13.74      
5 A' 1152 1099 3.84      
6 A' 973 928 303.01      
7 A' 716 683 135.87      
8 A' 514 491 28.73      
9 A" 3194 3046 0.17      
10 A" 1012 965 1.90      
11 A" 892 851 62.79      
12 A" 451 430 2.26      

Unscaled Zero Point Vibrational Energy (zpe) 9419.5 cm-1
Scaled (by 0.9535) Zero Point Vibrational Energy (zpe) 8981.5 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 PBEPBE/3-21G*
ABC
6.85213 0.31651 0.31023

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.035 -1.263 0.000
C2 0.000 0.056 0.000
N3 -0.141 1.282 0.000
H4 0.045 -1.823 0.937
H5 0.045 -1.823 -0.937
H6 0.687 1.912 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.31972.55091.09181.09183.2413
C21.31971.23372.10082.10081.9789
N32.55091.23373.24903.24901.0407
H41.09182.10083.24901.87373.9045
H51.09182.10083.24901.87373.9045
H63.24131.97891.04073.90453.9045

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 174.958 C2 C1 H4 120.900
C2 C1 H5 120.900 C2 N3 H6 120.708
H4 C1 H5 118.198
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.439      
2 C 0.393      
3 N -0.717      
4 H 0.234      
5 H 0.234      
6 H 0.295      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.600 0.010 0.000 1.600
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.416 3.087 0.000
y 3.087 -15.198 0.000
z 0.000 0.000 -16.931
Traceless
 xyz
x -3.351 3.087 0.000
y 3.087 2.976 0.000
z 0.000 0.000 0.376
Polar
3z2-r20.751
x2-y2-4.218
xy3.087
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.515 0.102 0.000
y 0.102 7.001 0.000
z 0.000 0.000 2.162


<r2> (average value of r2) Å2
<r2> 44.507
(<r2>)1/2 6.671