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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: HF/STO-3G

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/STO-3G
 hartrees
Energy at 0K-130.180854
Energy at 298.15K-130.183485
HF Energy-130.180854
Nuclear repulsion energy59.470934
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/STO-3G
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' 3847 3141 13.28      
2 A' 3654 2984 71.24      
3 A' 2459 2008 156.79      
4 A' 1718 1403 0.21      
5 A' 1317 1075 42.84      
6 A' 1301 1062 134.06      
7 A' 992 810 49.64      
8 A' 504 412 17.81      
9 A" 3808 3110 7.12      
10 A" 1189 971 0.10      
11 A" 1093 893 33.72      
12 A" 445 363 0.70      

Unscaled Zero Point Vibrational Energy (zpe) 11163.7 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 9115.2 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/STO-3G
ABC
6.58540 0.32335 0.31797

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.093 -1.239 0.000
C2 0.000 0.050 0.000
N3 -0.216 1.272 0.000
H4 0.139 -1.795 0.924
H5 0.139 -1.795 -0.924
H6 0.676 1.822 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.29252.53091.07901.07903.1161
C21.29251.24172.06762.06761.8965
N32.53091.24173.22303.22301.0476
H41.07902.06763.22301.84803.7709
H51.07902.06763.22301.84803.7709
H63.11611.89651.04763.77093.7709

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 174.104 C2 C1 H4 121.089
C2 C1 H5 121.089 C2 N3 H6 111.591
H4 C1 H5 117.818
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.203      
2 C 0.160      
3 N -0.310      
4 H 0.085      
5 H 0.085      
6 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.601 -0.495 0.000 1.676
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.397 2.671 0.000
y 2.671 -16.545 0.000
z 0.000 0.000 -15.967
Traceless
 xyz
x -1.141 2.671 0.000
y 2.671 0.137 0.000
z 0.000 0.000 1.004
Polar
3z2-r22.009
x2-y2-0.852
xy2.671
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.716 0.056 0.000
y 0.056 5.077 0.000
z 0.000 0.000 1.154


<r2> (average value of r2) Å2
<r2> 43.300
(<r2>)1/2 6.580