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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: HF/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-22.347436
Energy at 298.15K-22.350141
HF Energy-22.347436
Nuclear repulsion energy31.991682
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/CEP-121G*
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' 3716 3357 27.70      
2 A' 3329 3007 4.24      
3 A' 2198 1985 603.29      
4 A' 1564 1413 0.88      
5 A' 1232 1113 64.26      
6 A' 1141 1031 183.06      
7 A' 837 757 123.23      
8 A' 508 459 25.41      
9 A" 3431 3099 0.32      
10 A" 1100 993 0.26      
11 A" 976 882 72.79      
12 A" 455 411 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 10242.9 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 9253.5 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 HF/CEP-121G*
ABC
6.74424 0.32595 0.31979

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.188 -1.233 0.000
C2 0.000 0.062 0.000
N3 0.088 1.277 0.000
H4 -0.264 -1.765 0.931
H5 -0.264 -1.765 -0.931
H6 1.037 1.618 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.30912.52561.07501.07503.1030
C21.30911.21822.06762.06761.8695
N32.52561.21823.20083.20081.0080
H41.07502.06763.20081.86253.7419
H51.07502.06763.20081.86253.7419
H63.10301.86951.00803.74193.7419

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 175.908 C2 C1 H4 119.966
C2 C1 H5 119.966 C2 N3 H6 113.906
H4 C1 H5 120.067
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.693      
2 C 0.205      
3 N -0.305      
4 H 0.219      
5 H 0.219      
6 H 0.355      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.584 -0.946 0.000 1.845
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.522 3.599 0.000
y 3.599 -18.004 0.000
z 0.000 0.000 -17.354
Traceless
 xyz
x -0.843 3.599 0.000
y 3.599 -0.066 0.000
z 0.000 0.000 0.909
Polar
3z2-r21.818
x2-y2-0.518
xy3.599
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.697 0.878 0.000
y 0.878 7.335 0.000
z 0.000 0.000 2.653


<r2> (average value of r2) Å2
<r2> 37.449
(<r2>)1/2 6.120