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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: BLYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/cc-pVTZ
 hartrees
Energy at 0K-155.035537
Energy at 298.15K-155.042098
HF Energy-155.035537
Nuclear repulsion energy81.073997
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 BLYP/cc-pVTZ
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' 3676 3665 12.78 123.33 0.28 0.43
2 A' 3023 3014 31.29 64.31 0.75 0.86
3 A' 2964 2955 17.75 154.76 0.00 0.01
4 A' 2893 2884 72.86 145.41 0.08 0.16
5 A' 1491 1487 0.79 3.11 0.61 0.76
6 A' 1467 1462 2.87 14.83 0.75 0.85
7 A' 1409 1405 10.60 3.02 0.52 0.69
8 A' 1371 1367 1.83 0.27 0.59 0.74
9 A' 1239 1235 61.53 2.92 0.72 0.84
10 A' 1059 1055 9.93 5.81 0.45 0.62
11 A' 984 981 70.42 4.37 0.18 0.30
12 A' 860 858 17.94 4.88 0.35 0.51
13 A' 405 404 10.22 0.34 0.73 0.84
14 A" 3028 3018 35.40 49.38 0.75 0.86
15 A" 2912 2903 59.33 110.50 0.75 0.86
16 A" 1449 1445 5.36 8.13 0.75 0.86
17 A" 1261 1257 0.09 7.08 0.75 0.86
18 A" 1144 1141 2.76 1.91 0.75 0.86
19 A" 804 801 0.14 0.08 0.75 0.86
20 A" 270 269 65.67 2.43 0.75 0.86
21 A" 230 230 42.26 1.14 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16968.1 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 16917.2 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 BLYP/cc-pVTZ
ABC
1.15369 0.30704 0.26702

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.185 -0.399 0.000
C2 0.000 0.561 0.000
O3 -1.209 -0.231 0.000
H4 -1.967 0.377 0.000
H5 2.130 0.160 0.000
H6 1.161 -1.040 0.889
H7 1.161 -1.040 -0.889
H8 0.039 1.211 0.891
H9 0.039 1.211 -0.891

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.52492.40073.24631.09731.09641.09642.16762.1676
C21.52491.44551.97532.16742.16822.16821.10341.1034
O32.40071.44550.97143.36232.65792.65792.10472.1047
H43.24631.97530.97144.10263.54733.54732.34722.3472
H51.09732.16743.36234.10261.78011.78012.50442.5044
H61.09642.16822.65793.54731.78011.77742.51543.0812
H71.09642.16822.65793.54731.78011.77743.08122.5154
H82.16761.10342.10472.34722.50442.51543.08121.7814
H92.16761.10342.10472.34722.50443.08122.51541.7814

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.815 C1 C2 H8 110.085
C1 C2 H9 110.085 C2 C1 H5 110.432
C2 C1 H6 110.546 C2 C1 H7 110.546
C2 O3 H4 108.019 O3 C2 H8 110.607
O3 C2 H9 110.607 H5 C1 H6 108.474
H5 C1 H7 108.474 H6 C1 H7 108.296
H8 C2 H9 107.654
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.257      
2 C 0.047      
3 O -0.334      
4 H 0.189      
5 H 0.078      
6 H 0.092      
7 H 0.092      
8 H 0.046      
9 H 0.046      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.026 1.490 0.000 1.490
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.071 -2.229 0.000
y -2.229 -20.356 0.000
z 0.000 0.000 -20.480
Traceless
 xyz
x 2.348 -2.229 0.000
y -2.229 -1.081 0.000
z 0.000 0.000 -1.267
Polar
3z2-r2-2.534
x2-y22.286
xy-2.229
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.354 -0.211 0.000
y -0.211 4.727 0.000
z 0.000 0.000 4.288


<r2> (average value of r2) Å2
<r2> 55.199
(<r2>)1/2 7.430