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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: TPSSh/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 TPSSh/cc-pVTZ
 hartrees
Energy at 0K-155.104847
Energy at 298.15K-155.111462
HF Energy-155.104847
Nuclear repulsion energy81.722478
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 TPSSh/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' 3795 3675 17.45 113.18 0.27 0.43
2 A' 3101 3003 32.42 61.08 0.75 0.86
3 A' 3032 2936 17.63 155.47 0.00 0.01
4 A' 2969 2875 71.67 136.39 0.09 0.16
5 A' 1535 1486 0.85 2.80 0.64 0.78
6 A' 1511 1463 2.44 13.18 0.75 0.86
7 A' 1451 1405 11.97 2.81 0.41 0.58
8 A' 1406 1362 0.91 0.15 0.56 0.71
9 A' 1269 1229 66.29 2.38 0.75 0.86
10 A' 1100 1065 23.73 5.61 0.54 0.70
11 A' 1027 995 62.43 4.72 0.15 0.26
12 A' 896 867 13.79 5.22 0.30 0.46
13 A' 404 391 10.33 0.30 0.71 0.83
14 A" 3105 3007 36.62 45.77 0.75 0.86
15 A" 2995 2900 58.07 103.54 0.75 0.86
16 A" 1493 1446 5.01 7.66 0.75 0.86
17 A" 1297 1256 0.03 6.49 0.75 0.86
18 A" 1178 1140 3.41 1.43 0.75 0.86
19 A" 811 785 0.07 0.08 0.75 0.86
20 A" 275 266 71.82 2.28 0.75 0.86
21 A" 235 228 40.46 0.87 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17442.4 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 16889.5 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 TPSSh/cc-pVTZ
ABC
1.16761 0.31281 0.27191

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.174 -0.402 0.000
C2 0.000 0.557 0.000
O3 -1.197 -0.223 0.000
H4 -1.949 0.378 0.000
H5 2.116 0.150 0.000
H6 1.143 -1.040 0.885
H7 1.143 -1.040 -0.885
H8 0.040 1.203 0.887
H9 0.040 1.203 -0.887

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51572.37713.21891.09231.09161.09162.15642.1564
C21.51571.42901.95772.15522.15472.15471.09811.0981
O32.37711.42900.96333.33412.63202.63202.08602.0860
H43.21891.95770.96334.07213.51573.51572.32902.3290
H51.09232.15523.33414.07211.77361.77362.49202.4920
H61.09162.15472.63203.51571.77361.77022.50033.0647
H71.09162.15472.63203.51571.77361.77023.06472.5003
H82.15641.09812.08602.32902.49202.50033.06471.7743
H92.15641.09812.08602.32902.49203.06472.50031.7743

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.619 C1 C2 H8 110.146
C1 C2 H9 110.146 C2 C1 H5 110.399
C2 C1 H6 110.405 C2 C1 H7 110.405
C2 O3 H4 108.258 O3 C2 H8 110.584
O3 C2 H9 110.584 H5 C1 H6 108.607
H5 C1 H7 108.607 H6 C1 H7 108.358
H8 C2 H9 107.776
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.211      
2 C 0.075      
3 O -0.349      
4 H 0.197      
5 H 0.063      
6 H 0.078      
7 H 0.078      
8 H 0.035      
9 H 0.035      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.023 1.507 0.000 1.507
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.137 -0.199 0.000
y -0.199 4.566 0.000
z 0.000 0.000 4.146


<r2> (average value of r2) Å2
<r2> 54.236
(<r2>)1/2 7.364