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

using model chemistry: wB97X-D/TZVP

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/TZVP
 hartrees
Energy at 0K-189.583522
Energy at 298.15K-189.586141
HF Energy-189.583522
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/TZVP
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' 3302 3153 0.73      
2 A' 3148 3007 4.96      
3 A' 1587 1516 37.03      
4 A' 1426 1362 12.86      
5 A' 1261 1204 20.63      
6 A' 948 905 129.59      
7 A' 543 519 0.20      
8 A" 962 918 41.03      
9 A" 689 658 2.89      

Unscaled Zero Point Vibrational Energy (zpe) 6933.2 cm-1
Scaled (by 0.955) Zero Point Vibrational Energy (zpe) 6621.2 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/TZVP
ABC
2.72795 0.42003 0.36399

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.455 0.000
C2 1.061 -0.201 0.000
H3 1.013 -1.285 0.000
H4 1.971 0.384 0.000
O5 -1.169 -0.192 0.000

Atom - Atom Distances (Å)
  O1 C2 H3 H4 O5
O11.24772.01331.97221.3364
C21.24771.08511.08162.2301
H32.01331.08511.92472.4396
H41.97221.08161.92473.1923
O51.33642.23012.43963.1923

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 119.160 O1 C2 H4 115.519
C2 O1 O5 119.273 H3 C2 H4 125.320
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O 0.086      
2 C -0.004      
3 H 0.155      
4 H 0.150      
5 O -0.387      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.469 -0.341 0.000 4.482
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.699 -0.569 0.000
y -0.569 -16.447 0.000
z 0.000 0.000 -17.248
Traceless
 xyz
x 0.148 -0.569 0.000
y -0.569 0.527 0.000
z 0.000 0.000 -0.675
Polar
3z2-r2-1.351
x2-y2-0.253
xy-0.569
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.167 -0.025 0.000
y -0.025 2.511 0.000
z 0.000 0.000 1.692


<r2> (average value of r2) Å2
<r2> 37.084
(<r2>)1/2 6.090