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

using model chemistry: M06-2X/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at M06-2X/6-31G(2df,p)
 hartrees
Energy at 0K-189.504913
Energy at 298.15K-189.507560
HF Energy-189.504913
Nuclear repulsion energy70.935848
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 M06-2X/6-31G(2df,p)
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' 3312 3154 0.64      
2 A' 3155 3005 5.65      
3 A' 1616 1539 33.77      
4 A' 1427 1359 7.98      
5 A' 1267 1207 26.71      
6 A' 999 951 115.22      
7 A' 553 527 0.19      
8 A" 974 927 31.95      
9 A" 717 683 1.96      

Unscaled Zero Point Vibrational Energy (zpe) 7009.9 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 6676.2 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 M06-2X/6-31G(2df,p)
ABC
2.75431 0.42530 0.36841

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.453 0.000
C2 1.055 -0.209 0.000
H3 0.986 -1.292 0.000
H4 1.973 0.365 0.000
O5 -1.161 -0.180 0.000

Atom - Atom Distances (Å)
  O1 C2 H3 H4 O5
O11.24542.00441.97471.3224
C21.24541.08581.08252.2163
H32.00441.08581.92922.4179
H41.97471.08251.92923.1810
O51.32242.21632.41793.1810

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 118.434 O1 C2 H4 115.877
C2 O1 O5 119.309 H3 C2 H4 125.689
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O 0.096      
2 C -0.078      
3 H 0.183      
4 H 0.181      
5 O -0.381      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.105 -0.360 0.000 4.121
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.045 -0.560 0.000
y -0.560 -15.991 0.000
z 0.000 0.000 -16.975
Traceless
 xyz
x 0.438 -0.560 0.000
y -0.560 0.519 0.000
z 0.000 0.000 -0.956
Polar
3z2-r2-1.913
x2-y2-0.054
xy-0.560
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.590 -0.039 0.000
y -0.039 2.466 0.000
z 0.000 0.000 1.638


<r2> (average value of r2) Å2
<r2> 36.497
(<r2>)1/2 6.041