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All results from a given calculation for H2CCNH (Ethenimine)

using model chemistry: mPW1PW91/6-31G(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 mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-132.686945
Energy at 298.15K-132.689521
HF Energy-132.686945
Nuclear repulsion energy59.723193
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(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' 3530 3370 19.15      
2 A' 3206 3061 10.12      
3 A' 2170 2071 346.78      
4 A' 1441 1375 4.00      
5 A' 1180 1127 17.52      
6 A' 1029 983 197.60      
7 A' 711 679 86.47      
8 A' 497 475 21.35      
9 A" 3300 3150 1.39      
10 A" 996 951 0.47      
11 A" 912 871 52.42      
12 A" 427 408 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 9699.5 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 9260.1 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(2df,p)
ABC
6.76801 0.32502 0.31876

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.055 -1.246 0.000
C2 0.000 0.058 0.000
N3 -0.168 1.268 0.000
H4 0.085 -1.791 0.933
H5 0.085 -1.791 -0.933
H6 0.679 1.831 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 H4 H5 H6
C11.30572.52431.08101.08103.1402
C21.30571.22152.07342.07341.8986
N32.52431.22153.20853.20851.0174
H41.08102.07343.20851.86633.7877
H51.08102.07343.20851.86633.7877
H63.14021.89861.01743.78773.7877

picture of Ethenimine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 174.492 C2 C1 H4 120.321
C2 C1 H5 120.321 C2 N3 H6 115.691
H4 C1 H5 119.353
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.538      
2 C 0.433      
3 N -0.533      
4 H 0.176      
5 H 0.176      
6 H 0.285      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.441 -0.379 0.000 1.490
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.962 2.717 0.000
y 2.717 -15.641 0.000
z 0.000 0.000 -16.802
Traceless
 xyz
x -2.741 2.717 0.000
y 2.717 2.241 0.000
z 0.000 0.000 0.500
Polar
3z2-r20.999
x2-y2-3.322
xy2.717
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.400 -0.022 0.000
y -0.022 7.122 0.000
z 0.000 0.000 2.779


<r2> (average value of r2) Å2
<r2> 43.503
(<r2>)1/2 6.596