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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-311G*
 hartrees
Energy at 0K-154.870449
Energy at 298.15K-154.877094
HF Energy-154.870449
Nuclear repulsion energy81.424557
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 PBEPBEultrafine/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' 3671 3633 3.82 123.58 0.32 0.48
2 A' 3053 3021 32.65 67.60 0.75 0.86
3 A' 2978 2947 18.77 131.45 0.00 0.01
4 A' 2891 2861 87.09 135.00 0.11 0.19
5 A' 1496 1480 1.16 3.25 0.60 0.75
6 A' 1471 1455 3.81 22.77 0.75 0.86
7 A' 1427 1412 9.32 4.36 0.56 0.72
8 A' 1364 1350 5.74 0.73 0.73 0.85
9 A' 1255 1242 81.54 5.21 0.72 0.84
10 A' 1084 1073 24.70 5.54 0.60 0.75
11 A' 1018 1007 57.43 3.55 0.14 0.25
12 A' 886 877 13.92 3.91 0.48 0.65
13 A' 407 403 12.23 0.33 0.71 0.83
14 A" 3054 3022 37.11 55.97 0.75 0.86
15 A" 2914 2884 77.80 116.06 0.75 0.86
16 A" 1450 1434 8.50 11.64 0.75 0.86
17 A" 1267 1254 0.23 10.95 0.75 0.86
18 A" 1147 1135 4.10 2.26 0.75 0.86
19 A" 802 793 0.05 0.13 0.75 0.86
20 A" 307 304 115.78 3.90 0.75 0.86
21 A" 254 251 23.65 0.58 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17096.8 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 16919.0 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 PBEPBEultrafine/6-311G*
ABC
1.15482 0.31195 0.27095

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.173 -0.405 0.000
C2 0.000 0.558 0.000
O3 -1.199 -0.222 0.000
H4 -1.951 0.394 0.000
H5 2.130 0.139 0.000
H6 1.138 -1.050 0.890
H7 1.138 -1.050 -0.890
H8 0.050 1.214 0.894
H9 0.050 1.214 -0.894

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51732.37843.22381.10101.10031.10032.16322.1632
C21.51731.43061.95782.17052.16232.16231.10981.1098
O32.37841.43060.97213.34812.63432.63432.10272.1027
H43.22381.95780.97214.08843.52413.52412.33992.3399
H51.10102.17053.34814.08841.78641.78642.50582.5058
H61.10032.16232.63433.52411.78641.78082.51203.0813
H71.10032.16232.63433.52411.78641.78083.08132.5120
H82.16321.10982.10272.33992.50582.51203.08131.7883
H92.16321.10982.10272.33992.50583.08132.51201.7883

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.535 C1 C2 H8 109.883
C1 C2 H9 109.883 C2 C1 H5 110.987
C2 C1 H6 110.373 C2 C1 H7 110.373
C2 O3 H4 107.607 O3 C2 H8 111.099
O3 C2 H9 111.099 H5 C1 H6 108.492
H5 C1 H7 108.492 H6 C1 H7 108.038
H8 C2 H9 107.352
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.647      
2 C -0.216      
3 O -0.533      
4 H 0.376      
5 H 0.208      
6 H 0.222      
7 H 0.222      
8 H 0.184      
9 H 0.184      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.119 1.628 0.000 1.632
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.602 -2.376 0.000
y -2.376 -20.243 0.000
z 0.000 0.000 -20.314
Traceless
 xyz
x 2.677 -2.376 0.000
y -2.376 -1.285 0.000
z 0.000 0.000 -1.392
Polar
3z2-r2-2.783
x2-y22.641
xy-2.376
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.821 -0.203 0.000
y -0.203 4.305 0.000
z 0.000 0.000 3.882


<r2> (average value of r2) Å2
<r2> 54.551
(<r2>)1/2 7.386