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

using model chemistry: PBE1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at PBE1PBE/6-31G*
 hartrees
Energy at 0K-152.992884
Energy at 298.15K-152.995542
HF Energy-152.992884
Nuclear repulsion energy63.572855
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 PBE1PBE/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' 3312 3147 3.08      
2 A' 3197 3038 1.96      
3 A' 2992 2843 93.95      
4 A' 1607 1527 34.38      
5 A' 1496 1422 11.80      
6 A' 1420 1349 8.32      
7 A' 1178 1119 21.13      
8 A' 988 939 2.53      
9 A' 505 480 12.54      
10 A" 982 933 1.03      
11 A" 750 713 41.83      
12 A" 457 434 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 9440.9 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 8971.7 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 PBE1PBE/6-31G*
ABC
2.23671 0.38240 0.32657

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.429 0.000
H2 0.296 1.497 0.000
C3 1.055 -0.527 0.000
O4 -1.192 0.112 0.000
H5 2.098 -0.224 0.000
H6 0.810 -1.585 0.000

Atom - Atom Distances (Å)
  C1 H2 C3 O4 H5 H6
C11.10801.42441.23332.19702.1712
H21.10802.16222.03272.49143.1248
C31.42442.16222.33621.08581.0858
O41.23332.03272.33623.30662.6245
H52.19702.49141.08583.30661.8740
H62.17123.12481.08582.62451.8740

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 121.553 C1 C3 H6 119.146
H2 C1 C3 116.705 H2 C1 O4 120.399
C3 C1 O4 122.896 H5 C3 H6 119.300
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.199      
2 H 0.139      
3 C -0.352      
4 O -0.389      
5 H 0.193      
6 H 0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.812 -0.032 0.000 2.812
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.843 -0.094 0.000
y -0.094 -15.994 0.000
z 0.000 0.000 -17.976
Traceless
 xyz
x -1.858 -0.094 0.000
y -0.094 2.415 0.000
z 0.000 0.000 -0.557
Polar
3z2-r2-1.115
x2-y2-2.848
xy-0.094
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.770 -0.318 0.000
y -0.318 3.639 0.000
z 0.000 0.000 1.584


<r2> (average value of r2) Å2
<r2> 41.862
(<r2>)1/2 6.470