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

using model chemistry: BLYP/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at BLYP/6-311G*
 hartrees
Energy at 0K-189.612470
Energy at 298.15K-189.614975
HF Energy-189.612470
Nuclear repulsion energy69.043055
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 BLYP/6-311G*
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' 3205 3197 1.70      
2 A' 3048 3040 0.89      
3 A' 1453 1450 16.19      
4 A' 1322 1319 23.23      
5 A' 1207 1204 14.80      
6 A' 911 909 59.91      
7 A' 522 520 0.54      
8 A" 797 795 40.00      
9 A" 638 636 10.53      

Unscaled Zero Point Vibrational Energy (zpe) 6551.0 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 6534.7 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 BLYP/6-311G*
ABC
2.63340 0.40091 0.34794

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.464 0.000
C2 1.089 -0.214 0.000
H3 1.035 -1.304 0.000
H4 1.999 0.385 0.000
O5 -1.196 -0.189 0.000

Atom - Atom Distances (Å)
  O1 C2 H3 H4 O5
O11.28292.04852.00041.3628
C21.28291.09141.08872.2859
H32.04851.09141.94432.4947
H42.00041.08871.94433.2463
O51.36282.28592.49473.2463

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 119.034 O1 C2 H4 114.766
C2 O1 O5 119.509 H3 C2 H4 126.200
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O 0.015      
2 C -0.165      
3 H 0.211      
4 H 0.223      
5 O -0.284      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.645 -0.315 0.000 3.659
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.491 -0.369 0.000
y -0.369 -16.610 0.000
z 0.000 0.000 -17.397
Traceless
 xyz
x 0.513 -0.369 0.000
y -0.369 0.334 0.000
z 0.000 0.000 -0.847
Polar
3z2-r2-1.694
x2-y20.119
xy-0.369
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.841 -0.004 0.000
y -0.004 2.456 0.000
z 0.000 0.000 1.453


<r2> (average value of r2) Å2
<r2> 38.281
(<r2>)1/2 6.187