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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: PBE1PBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-311G*
 hartrees
Energy at 0K-154.886268
Energy at 298.15K-154.892997
HF Energy-154.886268
Nuclear repulsion energy82.116208
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 PBE1PBE/6-311G*
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' 3856 3696 11.53 106.90 0.32 0.48
2 A' 3141 3011 32.92 63.93 0.75 0.86
3 A' 3062 2935 17.68 128.61 0.01 0.02
4 A' 2993 2869 81.73 123.39 0.11 0.20
5 A' 1546 1482 1.78 4.02 0.68 0.81
6 A' 1516 1453 3.31 19.31 0.75 0.86
7 A' 1482 1421 10.28 4.21 0.45 0.62
8 A' 1410 1351 5.52 0.56 0.64 0.78
9 A' 1296 1242 97.94 4.09 0.75 0.86
10 A' 1139 1092 35.39 5.84 0.67 0.80
11 A' 1061 1017 48.01 3.58 0.14 0.25
12 A' 923 885 9.40 4.61 0.42 0.59
13 A' 420 402 12.90 0.32 0.67 0.80
14 A" 3143 3013 36.96 51.73 0.75 0.86
15 A" 3020 2895 72.57 106.51 0.75 0.86
16 A" 1495 1433 8.26 11.34 0.75 0.86
17 A" 1316 1262 0.03 10.49 0.75 0.86
18 A" 1190 1141 5.47 1.40 0.75 0.86
19 A" 825 791 0.01 0.09 0.75 0.86
20 A" 317 304 130.81 3.54 0.75 0.86
21 A" 261 251 20.27 0.33 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17707.3 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 16972.5 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 PBE1PBE/6-311G*
ABC
1.17834 0.31645 0.27521

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.164 -0.408 0.000
C2 0.000 0.552 0.000
O3 -1.189 -0.212 0.000
H4 -1.937 0.389 0.000
H5 2.116 0.130 0.000
H6 1.127 -1.049 0.884
H7 1.127 -1.049 -0.884
H8 0.050 1.203 0.887
H9 0.050 1.203 -0.887

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.50842.36103.20151.09341.09281.09282.14922.1492
C21.50841.41371.94412.15762.14842.14841.10091.1009
O32.36101.41370.95943.32282.61692.61692.07932.0793
H43.20151.94410.95944.06133.49843.49842.32342.3234
H51.09342.15763.32284.06131.77431.77432.49102.4910
H61.09282.14842.61693.49841.77431.76822.49573.0603
H71.09282.14842.61693.49841.77431.76823.06032.4957
H82.14921.10092.07932.32342.49102.49573.06031.7739
H92.14921.10092.07932.32342.49103.06032.49571.7739

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.753 C1 C2 H8 109.925
C1 C2 H9 109.925 C2 C1 H5 111.044
C2 C1 H6 110.346 C2 C1 H7 110.346
C2 O3 H4 108.497 O3 C2 H8 110.950
O3 C2 H9 110.950 H5 C1 H6 108.506
H5 C1 H7 108.506 H6 C1 H7 108.007
H8 C2 H9 107.347
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.673      
2 C -0.208      
3 O -0.573      
4 H 0.393      
5 H 0.216      
6 H 0.231      
7 H 0.231      
8 H 0.191      
9 H 0.191      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.094 1.689 0.000 1.692
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.423 -2.441 0.000
y -2.441 -20.032 0.000
z 0.000 0.000 -20.095
Traceless
 xyz
x 2.641 -2.441 0.000
y -2.441 -1.273 0.000
z 0.000 0.000 -1.367
Polar
3z2-r2-2.735
x2-y22.609
xy-2.441
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.544 -0.182 0.000
y -0.182 4.098 0.000
z 0.000 0.000 3.729


<r2> (average value of r2) Å2
<r2> 53.780
(<r2>)1/2 7.333