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

using model chemistry: ROHF/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at ROHF/6-31G
 hartrees
Energy at 0K-153.388080
Energy at 298.15K-153.393187
HF Energy-153.388080
Nuclear repulsion energy74.837393
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 ROHF/6-31G
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 4049 3625 47.09      
2 A 3300 2954 77.03      
3 A 3273 2931 8.51      
4 A 3245 2905 30.33      
5 A 3177 2844 25.19      
6 A 1650 1477 3.67      
7 A 1633 1462 7.50      
8 A 1591 1424 20.50      
9 A 1537 1376 9.70      
10 A 1367 1223 121.35      
11 A 1264 1131 57.91      
12 A 1178 1055 10.51      
13 A 1146 1026 67.10      
14 A 991 887 12.81      
15 A 736 659 12.01      
16 A 441 395 16.16      
17 A 347 311 225.53      
18 A 186 167 7.54      

Unscaled Zero Point Vibrational Energy (zpe) 15554.5 cm-1
Scaled (by 0.8953) Zero Point Vibrational Energy (zpe) 13925.9 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 ROHF/6-31G
ABC
1.51884 0.31436 0.27558

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.080 0.527 -0.110
C2 1.228 -0.176 0.010
O3 -1.170 -0.328 0.034
H4 -0.202 1.516 0.298
H5 1.268 -1.011 -0.679
H6 2.045 0.498 -0.216
H7 1.378 -0.568 1.012
H8 -2.016 0.086 -0.080

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48901.39281.07762.12202.12722.14101.9863
C21.48902.40232.23381.08301.08311.08713.2557
O31.39282.40232.09982.62953.32832.73940.9494
H41.07762.23382.09983.08242.51942.71132.3413
H52.12201.08302.62953.08241.75961.75123.5136
H62.12721.08313.32832.51941.75961.75844.0841
H72.14101.08712.73942.71131.75121.75843.6252
H81.98633.25570.94942.34133.51364.08413.6252

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 110.190 C1 C2 H6 110.595
C1 C2 H7 111.466 C1 O3 H8 114.681
C2 C1 O3 112.902 C2 C1 H4 120.147
O3 C1 H4 115.838 H5 C2 H6 108.653
H5 C2 H7 107.599 H6 C2 H7 108.235
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.185      
2 C -0.496      
3 O -0.747      
4 H 0.136      
5 H 0.182      
6 H 0.155      
7 H 0.171      
8 H 0.413      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.269 1.748 0.026 1.768
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.163 -2.398 0.474
y -2.398 -19.772 0.573
z 0.474 0.573 -20.194
Traceless
 xyz
x 4.820 -2.398 0.474
y -2.398 -2.094 0.573
z 0.474 0.573 -2.726
Polar
3z2-r2-5.453
x2-y24.610
xy-2.398
xz0.474
yz0.573


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 51.618
(<r2>)1/2 7.185