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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: PBE1PBE/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-154.881263
Energy at 298.15K-154.887934
HF Energy-154.881263
Nuclear repulsion energy81.804150
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/aug-cc-pVDZ
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' 3888 3739 31.42 105.08 0.21 0.35
2 A' 3150 3029 23.70 55.22 0.75 0.85
3 A' 3061 2943 14.60 182.94 0.00 0.00
4 A' 3009 2894 68.53 138.96 0.07 0.13
5 A' 1500 1442 1.57 2.79 0.72 0.84
6 A' 1472 1415 2.57 5.63 0.75 0.86
7 A' 1441 1386 12.40 2.27 0.55 0.71
8 A' 1372 1319 2.91 0.06 0.53 0.69
9 A' 1272 1223 70.39 0.87 0.70 0.82
10 A' 1125 1082 54.73 5.12 0.57 0.72
11 A' 1053 1013 32.51 6.37 0.11 0.20
12 A' 911 876 11.73 4.55 0.20 0.33
13 A' 417 401 10.86 0.29 0.60 0.75
14 A" 3152 3031 27.30 41.46 0.75 0.86
15 A" 3047 2930 46.10 98.04 0.75 0.86
16 A" 1452 1396 6.51 4.66 0.75 0.86
17 A" 1289 1240 0.02 3.81 0.75 0.86
18 A" 1168 1123 3.07 0.41 0.75 0.86
19 A" 811 780 0.30 0.18 0.75 0.86
20 A" 301 290 93.07 1.35 0.75 0.86
21 A" 240 231 23.24 0.15 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17564.2 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 16889.7 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 PBE1PBE/aug-cc-pVDZ
ABC
1.17339 0.31342 0.27298

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.170 -0.403 0.000
C2 0.000 0.552 0.000
O3 -1.195 -0.218 0.000
H4 -1.947 0.380 0.000
H5 2.118 0.153 0.000
H6 1.143 -1.045 0.890
H7 1.143 -1.045 -0.890
H8 0.041 1.202 0.892
H9 0.041 1.202 -0.892

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51072.37273.21461.09841.09801.09802.15582.1558
C21.51071.42151.95512.15472.15632.15631.10431.1043
O32.37271.42150.96083.33322.63472.63472.08312.0831
H43.21461.95510.96084.07123.51733.51732.32932.3293
H51.09842.15473.33324.07121.78311.78312.49142.4914
H61.09802.15632.63473.51731.78311.78012.50303.0724
H71.09802.15632.63473.51731.78311.78013.07242.5030
H82.15581.10432.08312.32932.49142.50303.07241.7834
H92.15581.10432.08312.32932.49143.07242.50301.7834

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.990 C1 C2 H8 110.086
C1 C2 H9 110.086 C2 C1 H5 110.350
C2 C1 H6 110.505 C2 C1 H7 110.505
C2 O3 H4 108.759 O3 C2 H8 110.490
O3 C2 H9 110.490 H5 C1 H6 108.550
H5 C1 H7 108.550 H6 C1 H7 108.315
H8 C2 H9 107.707
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.346      
2 C 0.821      
3 O -0.481      
4 H 0.089      
5 H -0.088      
6 H -0.108      
7 H -0.108      
8 H -0.236      
9 H -0.236      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.113 1.549 0.000 1.553
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.961 -2.387 0.000
y -2.387 -20.227 0.000
z 0.000 0.000 -20.319
Traceless
 xyz
x 2.312 -2.387 0.000
y -2.387 -1.087 0.000
z 0.000 0.000 -1.225
Polar
3z2-r2-2.451
x2-y22.266
xy-2.387
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.478 -0.136 0.000
y -0.136 4.933 0.000
z 0.000 0.000 4.559


<r2> (average value of r2) Å2
<r2> 54.316
(<r2>)1/2 7.370