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

using model chemistry: B2PLYP/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 B2PLYP/3-21G
 hartrees
Energy at 0K-153.304481
Energy at 298.15K-153.309438
HF Energy-153.208690
Nuclear repulsion energy74.005033
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 B2PLYP/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 3534 3534 8.66      
2 A 3158 3158 42.81      
3 A 3139 3139 18.86      
4 A 3108 3108 16.19      
5 A 3021 3021 29.91      
6 A 1583 1583 2.97      
7 A 1559 1559 7.85      
8 A 1482 1482 13.17      
9 A 1462 1462 4.50      
10 A 1295 1295 80.49      
11 A 1186 1186 38.54      
12 A 1097 1097 4.23      
13 A 1058 1058 62.95      
14 A 925 925 5.47      
15 A 632 632 17.97      
16 A 398 398 27.55      
17 A 365 365 152.61      
18 A 165 165 2.38      

Unscaled Zero Point Vibrational Energy (zpe) 14582.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14582.8 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 B2PLYP/3-21G
ABC
1.48045 0.30935 0.27046

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.079 0.528 -0.104
C2 1.236 -0.175 0.011
O3 -1.182 -0.344 0.027
H4 -0.187 1.541 0.278
H5 1.238 -1.058 -0.634
H6 2.047 0.490 -0.298
H7 1.441 -0.514 1.037
H8 -2.022 0.178 -0.037

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.49621.41171.08812.12882.13512.16791.9745
C21.49622.42472.24591.09351.09271.10023.2775
O31.41172.42472.14602.60853.35052.81660.9903
H41.08812.24592.14603.10142.53482.73012.3068
H52.12881.09352.60853.10141.77901.76953.5367
H62.13511.09273.35052.53481.77901.77664.0884
H72.16791.10022.81662.73011.76951.77663.6912
H81.97453.27750.99032.30683.53674.08843.6912

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 109.590 C1 C2 H6 110.141
C1 C2 H7 112.329 C1 O3 H8 109.327
C2 C1 O3 112.956 C2 C1 H4 119.864
O3 C1 H4 117.708 H5 C2 H6 108.928
H5 C2 H7 107.536 H6 C2 H7 108.226
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.037      
2 C -0.610      
3 O -0.548      
4 H 0.159      
5 H 0.213      
6 H 0.193      
7 H 0.197      
8 H 0.359      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.610 1.340 0.265 1.496
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.933 -2.150 0.094
y -2.150 -19.402 0.561
z 0.094 0.561 -20.203
Traceless
 xyz
x 4.870 -2.150 0.094
y -2.150 -1.834 0.561
z 0.094 0.561 -3.035
Polar
3z2-r2-6.071
x2-y24.469
xy-2.150
xz0.094
yz0.561


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.427 -0.024 0.010
y -0.024 3.429 0.056
z 0.010 0.056 2.335


<r2> (average value of r2) Å2
<r2> 52.215
(<r2>)1/2 7.226