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

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G
 hartrees
Energy at 0K-28.968526
Energy at 298.15K-28.971173
HF Energy-28.968526
Nuclear repulsion energy33.903139
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 B3LYP/CEP-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' 3273 3169 22.62      
2 A' 3152 3053 8.25      
3 A' 3032 2936 88.95      
4 A' 1470 1424 13.54      
5 A' 1407 1363 0.26      
6 A' 1308 1267 12.28      
7 A' 1163 1126 17.09      
8 A' 967 936 1.57      
9 A' 480 465 11.49      
10 A" 945 915 0.19      
11 A" 796 771 91.67      
12 A" 471 456 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 9232.3 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 8940.5 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 B3LYP/CEP-31G
ABC
2.13089 0.36186 0.30933

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.443 0.000
H2 0.238 1.526 0.000
C3 1.103 -0.495 0.000
O4 -1.236 0.063 0.000
H5 2.140 -0.143 0.000
H6 0.896 -1.571 0.000

Atom - Atom Distances (Å)
  C1 H2 C3 O4 H5 H6
C11.10911.44771.29352.21922.2038
H21.10912.19842.07712.53103.1659
C31.44772.19842.40491.09571.0951
O41.29352.07712.40493.38322.6865
H52.21922.53101.09573.38321.8935
H62.20383.16591.09512.68651.8935

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 120.885 C1 C3 H6 119.511
H2 C1 C3 117.996 H2 C1 O4 119.456
C3 C1 O4 122.548 H5 C3 H6 119.604
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.175      
2 H 0.181      
3 C -0.274      
4 O -0.133      
5 H 0.193      
6 H 0.209      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.489 0.252 0.000 3.498
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.880 -0.115 0.000
y -0.115 -15.700 0.000
z 0.000 0.000 -18.489
Traceless
 xyz
x -2.786 -0.115 0.000
y -0.115 3.485 0.000
z 0.000 0.000 -0.699
Polar
3z2-r2-1.399
x2-y2-4.180
xy-0.115
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.112 -0.544 0.000
y -0.544 3.314 0.000
z 0.000 0.000 1.709


<r2> (average value of r2) Å2
<r2> 37.341
(<r2>)1/2 6.111