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All results from a given calculation for CH2CHO (Vinyloxy radical)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-152.315924
Energy at 298.15K-152.318701
HF Energy-152.315924
Nuclear repulsion energy64.039319
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/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' 3413 3090 4.28      
2 A' 3300 2988 3.75      
3 A' 3186 2884 63.24      
4 A' 1591 1440 11.98      
5 A' 1543 1397 7.70      
6 A' 1418 1284 12.16      
7 A' 1202 1089 14.89      
8 A' 1047 948 3.78      
9 A' 533 483 14.87      
10 A" 1025 929 0.01      
11 A" 781 707 39.43      
12 A" 522 473 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 9780.1 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 8855.9 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/6-31G(2df,p)
ABC
2.26078 0.38836 0.33143

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.430 0.000
H2 0.267 1.486 0.000
C3 1.050 -0.519 0.000
O4 -1.183 0.103 0.000
H5 2.079 -0.210 0.000
H6 0.815 -1.567 0.000

Atom - Atom Distances (Å)
  C1 H2 C3 O4 H5 H6
C11.08911.41561.22742.17562.1574
H21.08912.15232.00372.48193.1020
C31.41562.15232.31851.07421.0744
O41.22742.00372.31853.27742.6047
H52.17562.48191.07423.27741.8545
H62.15743.10201.07442.60471.8545

picture of Vinyloxy radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C3 H5 121.199 C1 C3 H6 119.459
H2 C1 C3 117.893 H2 C1 O4 119.643
C3 C1 O4 122.464 H5 C3 H6 119.342
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.188      
2 H 0.121      
3 C -0.337      
4 O -0.323      
5 H 0.169      
6 H 0.182      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.637 0.147 0.000 2.641
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.044 -0.031 0.000
y -0.031 -16.006 0.000
z 0.000 0.000 -18.053
Traceless
 xyz
x -2.015 -0.031 0.000
y -0.031 2.543 0.000
z 0.000 0.000 -0.528
Polar
3z2-r2-1.056
x2-y2-3.038
xy-0.031
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.814 -0.221 0.000
y -0.221 3.527 0.000
z 0.000 0.000 1.984


<r2> (average value of r2) Å2
<r2> 41.452
(<r2>)1/2 6.438