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All results from a given calculation for H2COO (Dioxymethyl radical)

using model chemistry: wB97X-D/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 wB97X-D/CEP-31G
 hartrees
Energy at 0K-38.569548
Energy at 298.15K-38.572058
HF Energy-38.569548
Nuclear repulsion energy 
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 wB97X-D/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' 3324 3324 4.37      
2 A' 3165 3165 2.44      
3 A' 1524 1524 19.47      
4 A' 1409 1409 12.22      
5 A' 1240 1240 8.66      
6 A' 833 833 81.22      
7 A' 479 479 0.00      
8 A" 1003 1003 74.43      
9 A" 641 641 2.47      

Unscaled Zero Point Vibrational Energy (zpe) 6808.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6808.5 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 wB97X-D/CEP-31G
ABC
2.55648 0.38397 0.33383

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.476 0.000
C2 1.110 -0.167 0.000
H3 1.100 -1.259 0.000
H4 2.014 0.441 0.000
O5 -1.222 -0.249 0.000

Atom - Atom Distances (Å)
  O1 C2 H3 H4 O5
O11.28262.05412.01481.4206
C21.28261.09271.08972.3336
H32.05411.09271.93112.5318
H42.01481.08971.93113.3092
O51.42062.33362.53183.3092

picture of Dioxymethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 H3 119.496 O1 C2 H4 116.032
C2 O1 O5 119.279 H3 C2 H4 124.473
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O 0.076      
2 C -0.231      
3 H 0.242      
4 H 0.240      
5 O -0.327      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.928 -0.625 0.000 4.967
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.150 -0.533 0.000
y -0.533 -16.570 0.000
z 0.000 0.000 -17.256
Traceless
 xyz
x 0.764 -0.533 0.000
y -0.533 0.133 0.000
z 0.000 0.000 -0.896
Polar
3z2-r2-1.793
x2-y20.421
xy-0.533
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.209 0.140 0.000
y 0.140 1.979 0.000
z 0.000 0.000 1.194


<r2> (average value of r2) Å2
<r2> 33.181
(<r2>)1/2 5.760