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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: BLYP/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 BLYP/cc-pVDZ
 hartrees
Energy at 0K-154.967165
Energy at 298.15K-154.973741
HF Energy-154.967165
Nuclear repulsion energy80.845751
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-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' 3619 3625 7.71 130.82 0.30 0.47
2 A' 3031 3036 30.41 72.31 0.75 0.86
3 A' 2958 2962 18.29 142.68 0.01 0.01
4 A' 2860 2864 83.39 140.85 0.10 0.19
5 A' 1460 1463 2.26 4.00 0.62 0.77
6 A' 1435 1437 2.04 24.65 0.74 0.85
7 A' 1406 1408 13.15 5.48 0.64 0.78
8 A' 1345 1347 0.27 1.09 0.66 0.80
9 A' 1236 1238 70.33 5.78 0.72 0.84
10 A' 1065 1066 22.06 5.38 0.58 0.74
11 A' 995 996 54.65 4.24 0.14 0.25
12 A' 871 872 16.05 4.69 0.44 0.61
13 A' 400 401 9.43 0.31 0.75 0.86
14 A" 3031 3036 34.05 61.17 0.75 0.86
15 A" 2878 2883 86.11 119.97 0.75 0.86
16 A" 1413 1415 4.51 14.56 0.75 0.86
17 A" 1244 1246 0.13 10.50 0.75 0.86
18 A" 1129 1131 3.30 3.67 0.75 0.86
19 A" 799 800 0.08 0.12 0.75 0.86
20 A" 285 285 66.55 3.68 0.75 0.86
21 A" 238 238 38.07 1.74 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16847.9 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 16874.8 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-pVDZ
ABC
1.13644 0.30778 0.26715

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.179 -0.412 0.000
C2 0.000 0.562 0.000
O3 -1.208 -0.221 0.000
H4 -1.958 0.407 0.000
H5 2.143 0.136 0.000
H6 1.144 -1.063 0.897
H7 1.144 -1.063 -0.897
H8 0.056 1.225 0.899
H9 0.056 1.225 -0.899

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.52962.39483.24291.10911.10901.10902.17942.1794
C21.52961.43931.96452.18532.18032.18031.11861.1186
O32.39481.43930.97853.37022.65412.65412.12072.1207
H43.24291.96450.97854.11073.54813.54812.35312.3531
H51.10912.18533.37024.11071.80071.80072.51982.5198
H61.10902.18032.65413.54811.80071.79442.53343.1056
H71.10902.18032.65413.54811.80071.79443.10562.5334
H82.17941.11862.12072.35312.51982.53343.10561.7980
H92.17941.11862.12072.35312.51983.10562.53341.7980

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.498 C1 C2 H8 109.797
C1 C2 H9 109.797 C2 C1 H5 110.809
C2 C1 H6 110.427 C2 C1 H7 110.427
C2 O3 H4 107.140 O3 C2 H8 111.394
O3 C2 H9 111.394 H5 C1 H6 108.547
H5 C1 H7 108.547 H6 C1 H7 108.002
H8 C2 H9 106.967
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.009      
2 C 0.102      
3 O -0.243      
4 H 0.129      
5 H 0.001      
6 H 0.015      
7 H 0.015      
8 H -0.013      
9 H -0.013      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.113 1.385 0.000 1.390
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.673 -2.126 0.000
y -2.126 -19.986 0.000
z 0.000 0.000 -20.178
Traceless
 xyz
x 2.410 -2.126 0.000
y -2.126 -1.061 0.000
z 0.000 0.000 -1.349
Polar
3z2-r2-2.698
x2-y22.313
xy-2.126
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.854 -0.215 0.000
y -0.215 4.270 0.000
z 0.000 0.000 3.850


<r2> (average value of r2) Å2
<r2> 55.086
(<r2>)1/2 7.422