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

using model chemistry: wB97X-D/cc-pVQZ

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/cc-pVQZ
 hartrees
Energy at 0K-189.602170
Energy at 298.15K-189.604799
HF Energy-189.602170
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/cc-pVQZ
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' 3293 3293 0.45      
2 A' 3141 3141 3.40      
3 A' 1586 1586 39.35      
4 A' 1420 1420 12.52      
5 A' 1259 1259 24.96      
6 A' 978 978 125.47      
7 A' 546 546 0.11      
8 A" 965 965 33.78      
9 A" 693 693 2.94      

Unscaled Zero Point Vibrational Energy (zpe) 6940.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6940.6 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/cc-pVQZ
ABC
2.74338 0.42388 0.36716

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.454 0.000
C2 1.057 -0.205 0.000
H3 1.000 -1.287 0.000
H4 1.968 0.375 0.000
O5 -1.163 -0.186 0.000

Atom - Atom Distances (Å)
  O1 C2 H3 H4 O5
O11.24522.00741.96931.3279
C21.24521.08341.08022.2200
H32.00741.08341.92352.4269
H41.96931.08021.92353.1810
O51.32792.22002.42693.1810

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 118.940 O1 C2 H4 115.559
C2 O1 O5 119.222 H3 C2 H4 125.501
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O 0.059      
2 C 0.161      
3 H 0.069      
4 H 0.108      
5 O -0.398      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.286 -0.328 0.000 4.298
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.499 -0.606 0.000
y -0.606 -16.342 0.000
z 0.000 0.000 -17.190
Traceless
 xyz
x 0.267 -0.606 0.000
y -0.606 0.502 0.000
z 0.000 0.000 -0.769
Polar
3z2-r2-1.539
x2-y2-0.157
xy-0.606
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.246 -0.030 0.000
y -0.030 2.820 0.000
z 0.000 0.000 2.092


<r2> (average value of r2) Å2
<r2> 36.788
(<r2>)1/2 6.065