return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: SVWN/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at SVWN/cc-pVTZ
 hartrees
Energy at 0K-132.022711
Energy at 298.15K-132.025201
HF Energy-132.022711
Nuclear repulsion energy59.728449
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 SVWN/cc-pVTZ
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' 3415 3382 27.42      
2 A' 3101 3071 19.67      
3 A' 2139 2118 371.23      
4 A' 1365 1352 7.92      
5 A' 1150 1139 18.70      
6 A' 960 951 218.04      
7 A' 656 649 97.62      
8 A' 485 480 24.97      
9 A" 3189 3158 6.40      
10 A" 940 930 1.06      
11 A" 862 854 53.40      
12 A" 410 406 1.32      

Unscaled Zero Point Vibrational Energy (zpe) 9335.4 cm-1
Scaled (by 0.9903) Zero Point Vibrational Energy (zpe) 9244.8 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 SVWN/cc-pVTZ
ABC
6.76169 0.32579 0.31923

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.142 -1.237 0.000
C2 0.000 0.058 0.000
N3 -0.257 1.248 0.000
H4 0.210 -1.784 0.939
H5 0.210 -1.784 -0.939
H6 0.529 1.908 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.30332.51681.08911.08913.1685
C21.30331.21702.07862.07861.9234
N32.51681.21703.20813.20811.0259
H41.08912.07863.20811.87883.8226
H51.08912.07863.20811.87883.8226
H63.16851.92341.02593.82263.8226

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 174.058 C2 C1 H4 120.388
C2 C1 H5 120.388 C2 N3 H6 117.833
H4 C1 H5 119.216
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.474      
2 C 0.151      
3 N -0.142      
4 H 0.144      
5 H 0.144      
6 H 0.177      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.413 -0.087 0.000 1.416
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.098 2.413 0.000
y 2.413 -15.299 0.000
z 0.000 0.000 -17.279
Traceless
 xyz
x -3.809 2.413 0.000
y 2.413 3.389 0.000
z 0.000 0.000 0.419
Polar
3z2-r20.839
x2-y2-4.799
xy2.413
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.045 -0.409 0.000
y -0.409 7.747 0.000
z 0.000 0.000 3.180


<r2> (average value of r2) Å2
<r2> 43.790
(<r2>)1/2 6.617