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

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-29.537102
Energy at 298.15K-29.542236
HF Energy-29.537102
Nuclear repulsion energy43.915064
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 HF/CEP-121G*
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 4149 3748 57.68      
2 A 3274 2958 101.73      
3 A 3256 2941 15.42      
4 A 3231 2919 43.38      
5 A 3156 2851 44.06      
6 A 1622 1465 1.13      
7 A 1604 1449 6.29      
8 A 1573 1421 17.44      
9 A 1507 1361 4.15      
10 A 1400 1264 182.61      
11 A 1271 1149 39.89      
12 A 1147 1036 14.27      
13 A 1125 1017 32.55      
14 A 979 884 9.39      
15 A 747 675 10.74      
16 A 435 393 11.40      
17 A 355 321 160.62      
18 A 204 184 5.79      

Unscaled Zero Point Vibrational Energy (zpe) 15517.1 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 14018.2 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 HF/CEP-121G*
ABC
1.52488 0.31392 0.27582

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.098 0.517 -0.120
C2 1.234 -0.168 0.012
O3 -1.167 -0.339 0.031
H4 -0.227 1.501 0.314
H5 1.299 -1.005 -0.677
H6 2.038 0.528 -0.210
H7 1.383 -0.553 1.022
H8 -1.977 0.144 -0.049

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.50271.37761.08392.13892.13722.15441.9175
C21.50272.40682.23841.08641.08621.09133.2266
O31.37762.40682.08522.65033.32852.74420.9466
H41.08392.23842.08523.09702.52002.70442.2443
H52.13891.08642.65033.09701.76521.76003.5277
H62.13721.08623.32852.52001.76521.76484.0364
H72.15441.09132.74422.70441.76001.76483.5953
H81.91753.22660.94662.24433.52774.03643.5953

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 110.373 C1 C2 H6 110.244
C1 C2 H7 111.320 C1 O3 H8 109.786
C2 C1 O3 113.286 C2 C1 H4 118.963
O3 C1 H4 115.288 H5 C2 H6 108.681
H5 C2 H7 107.849 H6 C2 H7 108.287
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.028      
2 C -0.483      
3 O -0.610      
4 H 0.126      
5 H 0.171      
6 H 0.159      
7 H 0.160      
8 H 0.449      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.377 1.470 0.210 1.532
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.416 -2.206 0.180
y -2.206 -19.665 0.651
z 0.180 0.651 -20.370
Traceless
 xyz
x 4.602 -2.206 0.180
y -2.206 -1.772 0.651
z 0.180 0.651 -2.829
Polar
3z2-r2-5.658
x2-y24.249
xy-2.206
xz0.180
yz0.651


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.308 -0.060 0.031
y -0.060 3.845 0.049
z 0.031 0.049 3.202


<r2> (average value of r2) Å2
<r2> 45.003
(<r2>)1/2 6.708