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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: TPSSh/aug-cc-pVQZ

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/aug-cc-pVQZ
 hartrees
Energy at 0K-155.119833
Energy at 298.15K-155.126439
HF Energy-155.119833
Nuclear repulsion energy81.695226
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/aug-cc-pVQZ
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' 3798 3798 22.19 115.90 0.22 0.36
2 A' 3098 3098 30.39 56.81 0.75 0.86
3 A' 3030 3030 17.32 183.31 0.00 0.01
4 A' 2975 2975 68.98 146.76 0.07 0.13
5 A' 1532 1532 1.05 2.12 0.69 0.82
6 A' 1510 1510 2.64 7.46 0.75 0.86
7 A' 1445 1445 12.79 1.07 0.52 0.68
8 A' 1406 1406 0.41 0.08 0.25 0.40
9 A' 1264 1264 60.18 0.97 0.70 0.82
10 A' 1094 1094 24.85 6.22 0.41 0.58
11 A' 1027 1027 64.63 5.36 0.16 0.27
12 A' 892 892 15.91 5.87 0.18 0.31
13 A' 405 405 10.57 0.34 0.61 0.76
14 A" 3103 3103 34.42 40.50 0.75 0.86
15 A" 3001 3001 48.27 102.27 0.75 0.86
16 A" 1493 1493 5.29 4.61 0.75 0.86
17 A" 1297 1297 0.01 3.60 0.75 0.86
18 A" 1177 1177 2.73 0.54 0.75 0.86
19 A" 810 810 0.12 0.17 0.75 0.86
20 A" 277 277 73.98 1.23 0.75 0.86
21 A" 231 231 37.16 0.32 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17432.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17432.5 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/aug-cc-pVQZ
ABC
1.17100 0.31188 0.27137

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.176 -0.398 0.000
C2 0.000 0.556 0.000
O3 -1.198 -0.226 0.000
H4 -1.955 0.370 0.000
H5 2.115 0.159 0.000
H6 1.150 -1.036 0.885
H7 1.150 -1.036 -0.885
H8 0.033 1.201 0.887
H9 0.033 1.201 -0.887

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51512.38103.22391.09171.09081.09082.15652.1565
C21.51511.43101.96362.15242.15452.15451.09671.0967
O32.38101.43100.96273.33582.63742.63742.08272.0827
H43.22391.96360.96274.07553.52153.52152.32992.3299
H51.09172.15243.33584.07551.77221.77222.49152.4915
H61.09082.15452.63743.52151.77221.76952.50023.0642
H71.09082.15452.63743.52151.77221.76953.06422.5002
H82.15651.09672.08272.32992.49152.50023.06421.7738
H92.15651.09672.08272.32992.49153.06422.50021.7738

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.800 C1 C2 H8 110.287
C1 C2 H9 110.287 C2 C1 H5 110.257
C2 C1 H6 110.479 C2 C1 H7 110.479
C2 O3 H4 108.648 O3 C2 H8 110.268
O3 C2 H9 110.268 H5 C1 H6 108.584
H5 C1 H7 108.584 H6 C1 H7 108.397
H8 C2 H9 107.941
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -1.258      
2 C -0.353      
3 O -0.561      
4 H 0.257      
5 H 0.391      
6 H 0.376      
7 H 0.376      
8 H 0.386      
9 H 0.386      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.141 1.545 0.000 1.552
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 5.590 -0.138 0.000
y -0.138 4.985 0.000
z 0.000 0.000 4.601


<r2> (average value of r2) Å2
<r2> 54.439
(<r2>)1/2 7.378