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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-132.672211
Energy at 298.15K-132.674767
HF Energy-132.672211
Nuclear repulsion energy59.516587
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 mPW1PW91/6-31G*
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' 3504 3323 9.78      
2 A' 3221 3055 7.86      
3 A' 2172 2060 340.64      
4 A' 1465 1389 3.61      
5 A' 1190 1128 26.72      
6 A' 1052 998 204.11      
7 A' 716 679 107.30      
8 A' 479 455 21.62      
9 A" 3310 3139 0.48      
10 A" 1015 962 1.37      
11 A" 918 871 60.64      
12 A" 422 400 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 9731.9 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 9228.8 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 mPW1PW91/6-31G*
ABC
6.74061 0.32257 0.31643

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.037 -1.251 0.000
C2 0.000 0.059 0.000
N3 -0.150 1.276 0.000
H4 0.059 -1.799 0.934
H5 0.059 -1.799 -0.934
H6 0.710 1.824 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.31072.53421.08281.08283.1480
C21.31071.22632.08022.08021.9026
N32.53421.22633.22053.22051.0202
H41.08282.08023.22051.86753.7976
H51.08282.08023.22051.86753.7976
H63.14801.90261.02023.79763.7976

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 174.588 C2 C1 H4 120.416
C2 C1 H5 120.416 C2 N3 H6 115.448
H4 C1 H5 119.164
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.542      
2 C 0.456      
3 N -0.682      
4 H 0.210      
5 H 0.210      
6 H 0.348      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.604 -0.437 0.000 1.663
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.030 2.981 0.000
y 2.981 -15.824 0.000
z 0.000 0.000 -16.824
Traceless
 xyz
x -2.706 2.981 0.000
y 2.981 2.103 0.000
z 0.000 0.000 0.603
Polar
3z2-r21.206
x2-y2-3.206
xy2.981
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.975 0.031 0.000
y 0.031 7.090 0.000
z 0.000 0.000 2.425


<r2> (average value of r2) Å2
<r2> 43.792
(<r2>)1/2 6.618