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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: PBEPBEultrafine/6-31G**

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/6-31G**
 hartrees
Energy at 0K-154.842773
Energy at 298.15K-154.849377
HF Energy-154.842773
Nuclear repulsion energy81.333532
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/6-31G**
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' 3716 3665 7.36 120.39 0.30 0.46
2 A' 3078 3036 23.69 61.45 0.75 0.86
3 A' 2994 2953 14.47 115.55 0.00 0.01
4 A' 2897 2858 75.92 118.61 0.10 0.19
5 A' 1496 1475 2.65 4.30 0.59 0.74
6 A' 1468 1448 3.16 28.25 0.74 0.85
7 A' 1421 1402 14.57 5.68 0.72 0.83
8 A' 1360 1341 1.44 1.52 0.61 0.76
9 A' 1247 1230 77.41 7.71 0.75 0.86
10 A' 1095 1080 32.36 5.06 0.55 0.71
11 A' 1013 999 46.53 3.30 0.13 0.23
12 A' 887 875 11.39 4.48 0.45 0.62
13 A' 405 400 10.94 0.27 0.72 0.84
14 A" 3079 3037 26.55 51.60 0.75 0.86
15 A" 2924 2884 75.79 94.86 0.75 0.86
16 A" 1448 1428 5.13 17.31 0.75 0.86
17 A" 1259 1242 0.29 14.90 0.75 0.86
18 A" 1148 1133 4.16 3.50 0.75 0.86
19 A" 799 788 0.19 0.11 0.75 0.86
20 A" 292 288 86.05 4.50 0.75 0.86
21 A" 244 241 35.56 1.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17134.4 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 16899.7 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/6-31G**
ABC
1.15334 0.31099 0.27015

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.173 -0.412 0.000
C2 0.000 0.557 0.000
O3 -1.202 -0.217 0.000
H4 -1.946 0.412 0.000
H5 2.130 0.134 0.000
H6 1.137 -1.057 0.892
H7 1.137 -1.057 -0.892
H8 0.059 1.216 0.893
H9 0.059 1.216 -0.893

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.52142.38313.22561.10181.10141.10142.16552.1655
C21.52141.42951.95112.17162.16672.16671.11161.1116
O32.38311.42950.97373.35042.64092.64092.10752.1075
H43.22561.95110.97374.08513.52963.52962.33752.3375
H51.10182.17163.35044.08511.78891.78892.50152.5015
H61.10142.16672.64093.52961.78891.78362.51633.0850
H71.10142.16672.64093.52961.78891.78363.08502.5163
H82.16551.11162.10752.33752.50152.51633.08501.7861
H92.16551.11162.10752.33752.50153.08502.51631.7861

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.675 C1 C2 H8 109.679
C1 C2 H9 109.679 C2 C1 H5 110.739
C2 C1 H6 110.374 C2 C1 H7 110.374
C2 O3 H4 107.023 O3 C2 H8 111.452
O3 C2 H9 111.452 H5 C1 H6 108.573
H5 C1 H7 108.573 H6 C1 H7 108.135
H8 C2 H9 106.902
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.369      
2 C -0.003      
3 O -0.504      
4 H 0.303      
5 H 0.117      
6 H 0.134      
7 H 0.134      
8 H 0.094      
9 H 0.094      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.055 1.462 0.000 1.463
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.288 -2.326 0.000
y -2.326 -19.697 0.000
z 0.000 0.000 -19.960
Traceless
 xyz
x 2.541 -2.326 0.000
y -2.326 -1.073 0.000
z 0.000 0.000 -1.468
Polar
3z2-r2-2.936
x2-y22.409
xy-2.326
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.600 -0.162 0.000
y -0.162 4.043 0.000
z 0.000 0.000 3.677


<r2> (average value of r2) Å2
<r2> 54.410
(<r2>)1/2 7.376