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

using model chemistry: TPSSh/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at TPSSh/STO-3G
 hartrees
Energy at 0K-152.412816
Energy at 298.15K-152.417644
HF Energy-152.412816
Nuclear repulsion energy73.003079
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 TPSSh/STO-3G
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 3685 3685 22.65      
2 A 3473 3473 1.05      
3 A 3424 3424 3.05      
4 A 3342 3342 9.85      
5 A 3278 3278 4.20      
6 A 1694 1694 1.48      
7 A 1676 1676 3.51      
8 A 1588 1588 6.84      
9 A 1550 1550 7.49      
10 A 1425 1425 67.11      
11 A 1267 1267 7.13      
12 A 1129 1129 6.63      
13 A 1113 1113 7.31      
14 A 981 981 2.32      
15 A 671 671 7.18      
16 A 449 449 69.48      
17 A 393 393 11.33      
18 A 139 139 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 15637.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15637.8 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 TPSSh/STO-3G
ABC
1.45121 0.29989 0.26308

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.097 0.522 -0.128
C2 1.258 -0.168 0.017
O3 -1.200 -0.362 0.023
H4 -0.207 1.533 0.312
H5 1.262 -1.126 -0.530
H6 2.052 0.474 -0.402
H7 1.523 -0.381 1.072
H8 -2.004 0.280 0.029

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.52721.42151.10812.17282.16632.20851.9295
C21.52722.46572.26441.10291.10311.10843.2934
O31.42152.46572.15862.63583.38402.91771.0296
H41.10812.26442.15863.15192.59512.68992.2090
H52.17281.10292.63583.15191.78851.78553.5996
H62.16631.10313.38402.59511.78851.78434.0837
H72.20851.10842.91772.68991.78551.78433.7372
H81.92953.29341.02962.20903.59964.08373.7372

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 110.364 C1 C2 H6 109.843
C1 C2 H7 112.882 C1 O3 H8 102.671
C2 C1 O3 113.428 C2 C1 H4 117.587
O3 C1 H4 116.610 H5 C2 H6 108.334
H5 C2 H7 107.696 H6 C2 H7 107.573
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.020      
2 C -0.217      
3 O -0.203      
4 H 0.040      
5 H 0.074      
6 H 0.071      
7 H 0.066      
8 H 0.189      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.648 0.912 0.345 1.171
CHELPG        
AIM        
ESP        


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 3.084 0.009 -0.099
y 0.009 1.973 0.049
z -0.099 0.049 1.187


<r2> (average value of r2) Å2
<r2> 52.529
(<r2>)1/2 7.248