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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: B3LYP/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-31G
 hartrees
Energy at 0K-22.899938
Energy at 298.15K-22.902412
HF Energy-22.899938
Nuclear repulsion energy31.037117
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 B3LYP/CEP-31G
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' 3459 3350 5.24      
2 A' 3177 3077 3.22      
3 A' 2073 2007 326.13      
4 A' 1434 1388 9.17      
5 A' 1135 1099 11.97      
6 A' 948 918 341.96      
7 A' 755 731 176.82      
8 A' 434 420 19.27      
9 A" 3276 3172 2.54      
10 A" 1002 970 0.36      
11 A" 887 859 78.78      
12 A" 393 380 2.47      

Unscaled Zero Point Vibrational Energy (zpe) 9485.2 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 9185.5 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 B3LYP/CEP-31G
ABC
6.78424 0.30482 0.29882

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.473 -1.204 0.000
C2 0.000 0.066 0.000
N3 -0.590 1.173 0.000
H4 0.670 -1.717 0.944
H5 0.670 -1.717 -0.944
H6 -0.049 2.052 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.35502.60461.09251.09253.2974
C21.35501.25532.12572.12571.9867
N32.60461.25533.29173.29171.0318
H41.09252.12573.29171.88863.9511
H51.09252.12573.29171.88863.9511
H63.29741.98671.03183.95113.9511

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 172.398 C2 C1 H4 120.190
C2 C1 H5 120.190 C2 N3 H6 120.293
H4 C1 H5 119.617
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.595      
2 C -0.197      
3 N 0.084      
4 H 0.211      
5 H 0.211      
6 H 0.286      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.774 0.327 0.000 1.804
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.875 1.283 0.000
y 1.283 -14.018 0.000
z 0.000 0.000 -17.119
Traceless
 xyz
x -6.307 1.283 0.000
y 1.283 5.479 0.000
z 0.000 0.000 0.828
Polar
3z2-r21.655
x2-y2-7.857
xy1.283
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.871 -1.880 0.000
y -1.880 7.298 0.000
z 0.000 0.000 2.335


<r2> (average value of r2) Å2
<r2> 39.166
(<r2>)1/2 6.258