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All results from a given calculation for CH3CHOH (1-hydroxy-ethyl radical)

using model chemistry: ROMP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at ROMP2/6-311G*
 hartrees
Energy at 0K-153.936329
Energy at 298.15K-153.941388
HF Energy-153.482489
Nuclear repulsion energy75.074193
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 ROMP2/6-311G*
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 3869 3869        
2 A 3187 3187        
3 A 3166 3166        
4 A 3135 3135        
5 A 3043 3043        
6 A 1537 1537        
7 A 1510 1510        
8 A 1496 1496        
9 A 1430 1430        
10 A 1327 1327        
11 A 1238 1238        
12 A 1094 1094        
13 A 1060 1060        
14 A 956 956        
15 A 648 648        
16 A 422 422        
17 A 389 389        
18 A 190 190        

Unscaled Zero Point Vibrational Energy (zpe) 14848.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14848.0 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 ROMP2/6-311G*
ABC
1.52178 0.31794 0.27851

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROMP2/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.093 0.513 -0.112
C2 1.224 -0.165 0.013
O3 -1.160 -0.342 0.024
H4 -0.230 1.520 0.280
H5 1.272 -1.020 -0.666
H6 2.034 0.523 -0.235
H7 1.393 -0.543 1.031
H8 -1.973 0.167 -0.007

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48691.37351.08922.12672.13092.15221.9139
C21.48692.38972.24171.09261.09141.09863.2137
O31.37352.38972.09732.61683.31842.75180.9598
H41.08922.24172.09733.09912.52692.73052.2256
H52.12671.09262.61683.09911.77371.76643.5172
H62.13091.09143.31842.52691.77371.77414.0289
H72.15221.09862.75182.73051.76641.77413.5935
H81.91393.21370.95982.22563.51724.02893.5935

picture of 1-hydroxy-ethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.129 C1 C2 H6 110.534
C1 C2 H7 111.818 C1 O3 H8 108.933
C2 C1 O3 113.265 C2 C1 H4 120.176
O3 C1 H4 116.300 H5 C2 H6 108.606
H5 C2 H7 107.435 H6 C2 H7 108.205
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROMP2/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.002      
2 C -0.628      
3 O -0.617      
4 H 0.183      
5 H 0.222      
6 H 0.206      
7 H 0.209      
8 H 0.423      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 51.348
(<r2>)1/2 7.166