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

using model chemistry: wB97X-D/cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-189.522711
Energy at 298.15K-189.525331
HF Energy-189.522711
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-pVDZ
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' 3322 3165 0.86      
2 A' 3155 3005 3.86      
3 A' 1565 1491 42.04      
4 A' 1403 1337 10.50      
5 A' 1243 1184 27.81      
6 A' 999 951 108.63      
7 A' 547 521 0.44      
8 A" 916 873 37.63      
9 A" 692 659 2.28      

Unscaled Zero Point Vibrational Energy (zpe) 6920.9 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 6592.8 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-pVDZ
ABC
2.72345 0.42224 0.36556

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.454 0.000
C2 1.059 -0.221 0.000
H3 0.986 -1.312 0.000
H4 1.982 0.358 0.000
O5 -1.165 -0.169 0.000

Atom - Atom Distances (Å)
  O1 C2 H3 H4 O5
O11.25602.02311.98441.3215
C21.25601.09361.08982.2247
H32.02311.09361.94502.4360
H41.98441.08981.94503.1911
O51.32152.22472.43603.1911

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 118.702 O1 C2 H4 115.355
C2 O1 O5 119.321 H3 C2 H4 125.944
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O 0.063      
2 C 0.101      
3 H 0.081      
4 H 0.089      
5 O -0.335      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.960 -0.346 0.000 3.976
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.248 -0.507 0.000
y -0.507 -16.080 0.000
z 0.000 0.000 -16.914
Traceless
 xyz
x 0.249 -0.507 0.000
y -0.507 0.501 0.000
z 0.000 0.000 -0.751
Polar
3z2-r2-1.502
x2-y2-0.168
xy-0.507
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.589 -0.064 0.000
y -0.064 2.228 0.000
z 0.000 0.000 1.302


<r2> (average value of r2) Å2
<r2> 36.765
(<r2>)1/2 6.063