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

using model chemistry: wB97X-D/6-31G

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/6-31G
 hartrees
Energy at 0K-189.446739
Energy at 298.15K-189.449272
HF Energy-189.446739
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/6-31G
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' 3346 3346 0.69      
2 A' 3191 3191 4.13      
3 A' 1556 1556 14.24      
4 A' 1433 1433 8.47      
5 A' 1247 1247 7.65      
6 A' 800 800 65.27      
7 A' 500 500 0.03      
8 A" 1010 1010 54.37      
9 A" 660 660 1.60      

Unscaled Zero Point Vibrational Energy (zpe) 6871.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6871.5 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/6-31G
ABC
2.58099 0.39284 0.34094

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.475 0.000
C2 1.097 -0.159 0.000
H3 1.082 -1.243 0.000
H4 1.997 0.439 0.000
O5 -1.207 -0.255 0.000

Atom - Atom Distances (Å)
  O1 C2 H3 H4 O5
O11.26702.03081.99751.4110
C21.26701.08421.08092.3062
H32.03081.08421.91492.4939
H41.99751.08091.91493.2788
O51.41102.30622.49393.2788

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 119.272 O1 C2 H4 116.362
C2 O1 O5 118.803 H3 C2 H4 124.366
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.167      
2 C 0.025      
3 H 0.223      
4 H 0.222      
5 O -0.303      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.587 -0.514 0.000 4.616
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.993 -0.512 0.000
y -0.512 -16.575 0.000
z 0.000 0.000 -17.133
Traceless
 xyz
x 0.860 -0.512 0.000
y -0.512 -0.011 0.000
z 0.000 0.000 -0.849
Polar
3z2-r2-1.698
x2-y20.581
xy-0.512
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.699 0.181 0.000
y 0.181 2.053 0.000
z 0.000 0.000 0.996


<r2> (average value of r2) Å2
<r2> 38.604
(<r2>)1/2 6.213