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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: LSDA/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 LSDA/STO-3G
 hartrees
Energy at 0K-130.254506
Energy at 298.15K-130.256868
HF Energy-130.254506
Nuclear repulsion energy58.282580
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 LSDA/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' 3429 3070 2.40      
2 A' 3373 3021 77.26      
3 A' 2222 1990 67.32      
4 A' 1513 1355 7.51      
5 A' 1182 1058 0.85      
6 A' 1089 975 165.68      
7 A' 785 703 65.00      
8 A' 445 398 13.13      
9 A" 3514 3147 16.25      
10 A" 1035 927 0.70      
11 A" 954 854 36.62      
12 A" 388 348 1.16      

Unscaled Zero Point Vibrational Energy (zpe) 9964.4 cm-1
Scaled (by 0.8955) Zero Point Vibrational Energy (zpe) 8923.1 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 LSDA/STO-3G
ABC
6.31956 0.31086 0.30585

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.786 -0.996 0.000
C2 0.000 0.064 0.000
N3 -0.921 0.935 0.000
H4 1.133 -1.443 0.939
H5 1.133 -1.443 -0.939
H6 -0.530 1.936 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.31922.57711.09621.09623.2142
C21.31921.26792.10562.10561.9463
N32.57711.26793.27903.27901.0750
H41.09622.10563.27901.87813.8813
H51.09622.10563.27901.87813.8813
H63.21421.94631.07503.88133.8813

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 169.948 C2 C1 H4 121.047
C2 C1 H5 121.047 C2 N3 H6 112.087
H4 C1 H5 117.888
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.258      
2 C 0.091      
3 N -0.278      
4 H 0.117      
5 H 0.117      
6 H 0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.340 0.692 0.000 1.508
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.923 -0.371 0.000
y -0.371 -13.136 0.000
z 0.000 0.000 -15.737
Traceless
 xyz
x -4.486 -0.371 0.000
y -0.371 4.194 0.000
z 0.000 0.000 0.292
Polar
3z2-r20.585
x2-y2-5.787
xy-0.371
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.089 -1.938 0.000
y -1.938 3.642 0.000
z 0.000 0.000 1.185


<r2> (average value of r2) Å2
<r2> 44.210
(<r2>)1/2 6.649