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: MP2/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at MP2/aug-cc-pVTZ
 hartrees
Energy at 0K-189.894051
Energy at 298.15K-189.897206
HF Energy-189.249555
Nuclear repulsion energy74.735737
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 MP2/aug-cc-pVTZ
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 3757 3580 42.53      
2 A 3336 3179 0.93      
3 A 3184 3034 7.84      
4 A 1456 1387 4.79      
5 A 1373 1308 53.13      
6 A 1214 1157 40.67      
7 A 1167 1112 14.19      
8 A 895 853 14.31      
9 A 719 685 37.97      
10 A 490 467 1.56      
11 A 295 282 28.75      
12 A 192 183 102.74      

Unscaled Zero Point Vibrational Energy (zpe) 9039.1 cm-1
Scaled (by 0.9529) Zero Point Vibrational Energy (zpe) 8613.3 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 MP2/aug-cc-pVTZ
ABC
1.74282 0.38037 0.32447

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.132 0.271 0.099
O2 0.074 -0.571 -0.068
O3 -1.130 0.233 -0.081
H4 1.028 1.268 -0.298
H5 2.059 -0.278 0.063
H6 -1.433 0.091 0.829

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6
C11.36272.26971.07861.07822.6729
O21.36271.44792.08522.01091.8743
O32.26971.44792.40383.23310.9693
H41.07862.08522.40381.89352.9520
H51.07822.01093.23311.89353.5941
H62.67291.87430.96932.95203.5941

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 107.675 O2 C1 H4 116.853
O2 C1 H5 110.396 O2 O3 H6 99.783
H4 C1 H5 122.787
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability