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

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-154.337245
Energy at 298.15K-154.342174
HF Energy-154.337245
Nuclear repulsion energy75.057265
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 B3PW91/6-31G(2df,p)
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 3873 3724 48.78      
2 A 3139 3017 49.69      
3 A 3123 3003 6.85      
4 A 3069 2950 18.68      
5 A 2973 2858 40.66      
6 A 1487 1430 3.20      
7 A 1462 1406 16.75      
8 A 1451 1395 9.07      
9 A 1385 1331 0.38      
10 A 1283 1234 137.63      
11 A 1229 1182 22.17      
12 A 1059 1019 25.47      
13 A 1016 977 5.47      
14 A 934 898 8.54      
15 A 584 561 17.28      
16 A 405 389 10.78      
17 A 359 345 120.09      
18 A 175 169 2.52      

Unscaled Zero Point Vibrational Energy (zpe) 14503.2 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 13943.4 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 B3PW91/6-31G(2df,p)
ABC
1.54725 0.31553 0.27711

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.095 0.502 -0.100
C2 1.226 -0.161 0.011
O3 -1.166 -0.341 0.023
H4 -0.232 1.525 0.251
H5 1.291 -1.015 -0.674
H6 2.026 0.541 -0.239
H7 1.428 -0.549 1.024
H8 -1.972 0.180 -0.012

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48251.36871.09012.13362.12592.16471.9070
C21.48252.39932.24251.09631.09371.10313.2168
O31.36872.39932.09882.64203.32242.78840.9600
H41.09012.24252.09883.10282.51182.76662.2150
H52.13361.09632.64203.10281.77481.76633.5380
H62.12591.09373.32242.51181.77481.77274.0213
H72.16471.10312.78842.76661.76631.77273.6281
H81.90703.21680.96002.21503.53804.02133.6281

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 110.760 C1 C2 H6 110.309
C1 C2 H7 112.868 C1 O3 H8 108.687
C2 C1 O3 114.541 C2 C1 H4 120.548
O3 C1 H4 116.753 H5 C2 H6 108.276
H5 C2 H7 106.842 H6 C2 H7 107.596
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.033      
2 C -0.458      
3 O -0.377      
4 H 0.110      
5 H 0.153      
6 H 0.145      
7 H 0.142      
8 H 0.317      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.590 1.093 0.253 1.268
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.988 -1.862 -0.049
y -1.862 -18.928 0.507
z -0.049 0.507 -19.865
Traceless
 xyz
x 4.409 -1.862 -0.049
y -1.862 -1.502 0.507
z -0.049 0.507 -2.907
Polar
3z2-r2-5.815
x2-y23.941
xy-1.862
xz-0.049
yz0.507


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.834 -0.128 0.040
y -0.128 3.941 0.039
z 0.040 0.039 3.083


<r2> (average value of r2) Å2
<r2> 51.179
(<r2>)1/2 7.154