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

using model chemistry: LSDA/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at LSDA/3-21G
 hartrees
Energy at 0K-152.714448
Energy at 298.15K-152.719277
HF Energy-152.714448
Nuclear repulsion energy74.489538
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 LSDA/3-21G
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 3437 3381 10.97      
2 A 3073 3022 27.91      
3 A 3055 3005 13.61      
4 A 2996 2947 11.55      
5 A 2873 2826 45.99      
6 A 1496 1471 3.87      
7 A 1461 1437 16.83      
8 A 1434 1410 10.37      
9 A 1392 1369 8.81      
10 A 1238 1217 52.36      
11 A 1195 1175 92.40      
12 A 1049 1032 34.37      
13 A 1021 1005 11.50      
14 A 932 917 9.20      
15 A 519 511 25.16      
16 A 393 387 69.94      
17 A 359 353 125.83      
18 A 152 150 1.56      

Unscaled Zero Point Vibrational Energy (zpe) 14037.0 cm-1
Scaled (by 0.9836) Zero Point Vibrational Energy (zpe) 13806.8 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 LSDA/3-21G
ABC
1.50727 0.31508 0.27536

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.079 0.512 -0.082
C2 1.220 -0.169 0.007
O3 -1.171 -0.341 0.026
H4 -0.188 1.560 0.230
H5 1.227 -1.057 -0.654
H6 2.033 0.509 -0.306
H7 1.463 -0.535 1.033
H8 -2.016 0.189 -0.055

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.46941.39001.09882.11972.12392.17161.9639
C21.46942.39742.24091.10681.10341.11603.2563
O31.39002.39742.14962.59313.33152.82601.0007
H41.09882.24092.14963.10332.51542.78532.3024
H52.11971.10682.59313.10331.79481.78103.5252
H62.12391.10343.33152.51541.79481.79064.0694
H72.17161.11602.82602.78531.78101.79063.7157
H81.96393.25631.00072.30243.52524.06943.7157

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 109.940 C1 C2 H6 110.477
C1 C2 H7 113.569 C1 O3 H8 109.382
C2 C1 O3 113.917 C2 C1 H4 120.834
O3 C1 H4 119.012 H5 C2 H6 108.594
H5 C2 H7 106.501 H6 C2 H7 107.569
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.028      
2 C -0.692      
3 O -0.497      
4 H 0.176      
5 H 0.235      
6 H 0.221      
7 H 0.217      
8 H 0.369      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.875 1.206 0.217 1.506
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.246 -2.075 0.123
y -2.075 -19.179 0.541
z 0.123 0.541 -20.270
Traceless
 xyz
x 5.478 -2.075 0.123
y -2.075 -1.921 0.541
z 0.123 0.541 -3.558
Polar
3z2-r2-7.115
x2-y24.933
xy-2.075
xz0.123
yz0.541


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.757 -0.158 0.108
y -0.158 3.598 0.014
z 0.108 0.014 2.428


<r2> (average value of r2) Å2
<r2> 51.491
(<r2>)1/2 7.176