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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: PBEPBEultrafine/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-31G(2df,p)
 hartrees
Energy at 0K-132.556292
Energy at 298.15K-132.558778
HF Energy-132.556292
Nuclear repulsion energy59.186552
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 PBEPBEultrafine/6-31G(2df,p)
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' 3386 3351 7.16      
2 A' 3116 3084 8.69      
3 A' 2098 2076 274.46      
4 A' 1383 1369 5.37      
5 A' 1139 1127 14.46      
6 A' 1003 993 182.96      
7 A' 649 643 81.13      
8 A' 475 470 17.69      
9 A" 3203 3170 1.10      
10 A" 956 947 0.07      
11 A" 883 873 46.92      
12 A" 409 405 0.49      

Unscaled Zero Point Vibrational Energy (zpe) 9350.6 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 9254.3 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 PBEPBEultrafine/6-31G(2df,p)
ABC
6.66461 0.31927 0.31319

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.224 -1.237 0.000
C2 0.000 0.059 0.000
N3 -0.346 1.243 0.000
H4 0.327 -1.782 0.939
H5 0.327 -1.782 -0.939
H6 0.420 1.930 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.31582.54561.09011.09013.1737
C21.31581.23382.09202.09201.9177
N32.54561.23383.23813.23811.0287
H41.09012.09203.23811.87793.8299
H51.09012.09203.23811.87793.8299
H63.17371.91771.02873.82993.8299

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 173.546 C2 C1 H4 120.526
C2 C1 H5 120.526 C2 N3 H6 115.605
H4 C1 H5 118.940
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.493      
2 C 0.422      
3 N -0.504      
4 H 0.156      
5 H 0.156      
6 H 0.263      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.400 -0.125 0.000 1.405
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.666 2.069 0.000
y 2.069 -14.981 0.000
z 0.000 0.000 -16.878
Traceless
 xyz
x -3.736 2.069 0.000
y 2.069 3.291 0.000
z 0.000 0.000 0.445
Polar
3z2-r20.890
x2-y2-4.685
xy2.069
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.540 -0.651 0.000
y -0.651 7.244 0.000
z 0.000 0.000 2.843


<r2> (average value of r2) Å2
<r2> 44.125
(<r2>)1/2 6.643