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

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A"
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-153.169005
Energy at 298.15K-153.171663
HF Energy-153.169005
Nuclear repulsion energy63.750530
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 B3PW91/cc-pVTZ
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' 3263 3138 2.48      
2 A' 3147 3026 2.19      
3 A' 2939 2826 90.68      
4 A' 1576 1516 42.44      
5 A' 1468 1411 12.90      
6 A' 1397 1343 11.15      
7 A' 1160 1116 20.94      
8 A' 975 937 2.77      
9 A' 502 483 12.58      
10 A" 979 942 0.70      
11 A" 753 724 34.88      
12 A" 440 423 0.28      

Unscaled Zero Point Vibrational Energy (zpe) 9299.4 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 8942.3 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 B3PW91/cc-pVTZ
ABC
2.25544 0.38405 0.32817

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.427 0.000
H2 0.295 1.492 0.000
C3 1.053 -0.528 0.000
O4 -1.189 0.115 0.000
H5 2.091 -0.220 0.000
H6 0.809 -1.583 0.000

Atom - Atom Distances (Å)
  C1 H2 C3 O4 H5 H6
C11.10581.42101.22902.18832.1660
H21.10582.15762.02482.48113.1177
C31.42102.15762.33151.08271.0826
O41.22902.02482.33153.29632.6211
H52.18832.48111.08273.29631.8709
H62.16603.11771.08262.62111.8709

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 121.275 C1 C3 H6 119.181
H2 C1 C3 116.724 H2 C1 O4 120.190
C3 C1 O4 123.086 H5 C3 H6 119.544
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.121      
2 H 0.050      
3 C -0.164      
4 O -0.259      
5 H 0.123      
6 H 0.130      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.875 -0.022 0.000 2.875
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.190 -0.119 0.000
y -0.119 -16.226 0.000
z 0.000 0.000 -18.206
Traceless
 xyz
x -1.974 -0.119 0.000
y -0.119 2.472 0.000
z 0.000 0.000 -0.498
Polar
3z2-r2-0.997
x2-y2-2.964
xy-0.119
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.291 -0.372 0.000
y -0.372 4.158 0.000
z 0.000 0.000 2.421


<r2> (average value of r2) Å2
<r2> 41.876
(<r2>)1/2 6.471