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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: TPSSh/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 TPSSh/STO-3G
 hartrees
Energy at 0K-131.043763
Energy at 298.15K-131.046145
HF Energy-131.043763
Nuclear repulsion energy58.105037
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 TPSSh/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' 3404 3404 4.88      
2 A' 3392 3392 52.68      
3 A' 2197 2197 67.12      
4 A' 1567 1567 1.79      
5 A' 1188 1188 62.62      
6 A' 1172 1172 77.40      
7 A' 794 794 51.05      
8 A' 431 431 11.98      
9 A" 3534 3534 6.70      
10 A" 1075 1075 0.04      
11 A" 984 984 28.47      
12 A" 386 386 0.36      

Unscaled Zero Point Vibrational Energy (zpe) 10061.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10061.7 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 TPSSh/STO-3G
ABC
6.22396 0.30901 0.30431

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.793 -0.994 0.000
C2 0.000 0.064 0.000
N3 -0.935 0.932 0.000
H4 1.149 -1.435 0.939
H5 1.149 -1.435 -0.939
H6 -0.513 1.925 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.32172.58711.09651.09653.1974
C21.32171.27582.10872.10871.9307
N32.58711.27583.29003.29001.0792
H41.09652.10873.29001.87733.8640
H51.09652.10873.29001.87733.8640
H63.19741.93071.07923.86403.8640

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 169.758 C2 C1 H4 121.104
C2 C1 H5 121.104 C2 N3 H6 109.852
H4 C1 H5 117.748
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.205      
2 C 0.101      
3 N -0.265      
4 H 0.092      
5 H 0.092      
6 H 0.184      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.384 0.579 0.000 1.500
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.125 -1.963 0.000
y -1.963 3.747 0.000
z 0.000 0.000 1.216


<r2> (average value of r2) Å2
<r2> 44.583
(<r2>)1/2 6.677