return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2OOH (CH2OOH radical)

using model chemistry: CCD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at CCD/6-31G**
 hartrees
Energy at 0K-189.682030
Energy at 298.15K-189.685250
HF Energy-189.173455
Nuclear repulsion energy74.537528
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 CCD/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 3857 3616 31.20      
2 A 3367 3157 8.10      
3 A 3224 3023 12.06      
4 A 1499 1406 10.00      
5 A 1418 1330 57.36      
6 A 1234 1157 31.50      
7 A 1196 1121 17.85      
8 A 921 863 9.61      
9 A 808 757 29.20      
10 A 497 466 1.80      
11 A 296 277 35.51      
12 A 211 198 117.62      

Unscaled Zero Point Vibrational Energy (zpe) 9263.5 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 8685.5 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 CCD/6-31G**
ABC
1.73800 0.37796 0.32240

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.139 0.269 0.110
O2 0.069 -0.571 -0.072
O3 -1.129 0.242 -0.078
H4 1.047 1.262 -0.303
H5 2.064 -0.285 0.042
H6 -1.469 0.048 0.806

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.37252.27571.07991.07992.7083
O21.37251.44752.09102.01841.8760
O32.27571.44752.41363.23780.9674
H41.07992.09102.41361.88343.0056
H51.07992.01843.23781.88343.6296
H62.70831.87600.96743.00563.6296

picture of CH2OOH radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 O3 107.575 O2 C1 H4 116.491
O2 C1 H5 110.213 O2 O3 H6 100.041
H4 C1 H5 121.397
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability