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

using model chemistry: B97D3/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B97D3/6-311G*
 hartrees
Energy at 0K-189.531541
Energy at 298.15K-189.534073
HF Energy-189.531541
Nuclear repulsion energy69.704416
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 B97D3/6-311G*
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' 3237 3237 2.33      
2 A' 3074 3074 1.08      
3 A' 1468 1468 17.84      
4 A' 1338 1338 24.58      
5 A' 1222 1222 16.42      
6 A' 947 947 66.97      
7 A' 534 534 0.52      
8 A" 799 799 40.13      
9 A" 650 650 11.76      

Unscaled Zero Point Vibrational Energy (zpe) 6634.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6634.5 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 B97D3/6-311G*
ABC
2.68901 0.40852 0.35464

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.457 0.000
C2 1.079 -0.227 0.000
H3 1.015 -1.314 0.000
H4 1.990 0.365 0.000
O5 -1.185 -0.168 0.000

Atom - Atom Distances (Å)
  O1 C2 H3 H4 O5
O11.27772.04181.99181.3399
C21.27771.08901.08592.2646
H32.04181.08901.94092.4807
H41.99181.08591.94093.2190
O51.33992.26462.48073.2190

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 119.030 O1 C2 H4 114.616
C2 O1 O5 119.782 H3 C2 H4 126.354
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O 0.017      
2 C -0.169      
3 H 0.218      
4 H 0.228      
5 O -0.295      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.669 -0.367 0.000 3.688
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.370 -0.376 0.000
y -0.376 -16.378 0.000
z 0.000 0.000 -17.223
Traceless
 xyz
x 0.430 -0.376 0.000
y -0.376 0.419 0.000
z 0.000 0.000 -0.849
Polar
3z2-r2-1.699
x2-y20.007
xy-0.376
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.767 -0.060 0.000
y -0.060 2.411 0.000
z 0.000 0.000 1.451


<r2> (average value of r2) Å2
<r2> 37.679
(<r2>)1/2 6.138