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

using model chemistry: B97D3/6-31G(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 B97D3/6-31G(2df,p)
 hartrees
Energy at 0K-189.494379
Energy at 298.15K-189.496922
HF Energy-189.494379
Nuclear repulsion energy69.885879
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 B97D3/6-31G(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' 3244 3244 0.91      
2 A' 3082 3082 1.05      
3 A' 1462 1462 18.38      
4 A' 1338 1338 21.47      
5 A' 1215 1215 17.49      
6 A' 983 983 55.08      
7 A' 529 529 0.73      
8 A" 814 814 31.75      
9 A" 652 652 9.82      

Unscaled Zero Point Vibrational Energy (zpe) 6659.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6659.1 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 B97D3/6-31G(2df,p)
ABC
2.68829 0.41137 0.35677

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.458 0.000
C2 1.075 -0.237 0.000
H3 1.004 -1.323 0.000
H4 1.992 0.344 0.000
O5 -1.180 -0.158 0.000

Atom - Atom Distances (Å)
  O1 C2 H3 H4 O5
O11.27922.04441.99571.3312
C21.27921.08911.08622.2563
H32.04441.08911.93862.4758
H41.99571.08621.93863.2123
O51.33122.25632.47583.2123

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 119.142 O1 C2 H4 114.816
C2 O1 O5 119.602 H3 C2 H4 126.042
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O 0.096      
2 C -0.102      
3 H 0.159      
4 H 0.164      
5 O -0.317      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.428 -0.384 0.000 3.449
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.033 -0.367 0.000
y -0.367 -15.992 0.000
z 0.000 0.000 -16.881
Traceless
 xyz
x 0.403 -0.367 0.000
y -0.367 0.465 0.000
z 0.000 0.000 -0.869
Polar
3z2-r2-1.737
x2-y2-0.042
xy-0.367
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.647 -0.090 0.000
y -0.090 2.559 0.000
z 0.000 0.000 1.690


<r2> (average value of r2) Å2
<r2> 37.314
(<r2>)1/2 6.109