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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B97D3/aug-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 B97D3/aug-cc-pVTZ
 hartrees
Energy at 0K-155.015040
Energy at 298.15K-155.021617
HF Energy-155.015040
Nuclear repulsion energy81.408288
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 B97D3/aug-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' 3750 3693 18.68 121.07 0.21 0.35
2 A' 3057 3010 30.72 59.75 0.75 0.85
3 A' 2987 2941 19.13 186.39 0.00 0.00
4 A' 2920 2876 76.62 158.47 0.06 0.12
5 A' 1493 1471 1.20 2.35 0.68 0.81
6 A' 1471 1449 2.79 7.61 0.75 0.86
7 A' 1414 1393 12.25 0.97 0.62 0.76
8 A' 1373 1352 1.10 0.11 0.34 0.51
9 A' 1246 1227 56.39 1.13 0.57 0.72
10 A' 1070 1053 20.45 6.39 0.36 0.53
11 A' 1002 987 70.86 4.97 0.17 0.29
12 A' 871 858 18.75 5.33 0.19 0.33
13 A' 410 404 10.59 0.37 0.62 0.76
14 A" 3061 3014 35.23 44.64 0.75 0.86
15 A" 2945 2900 53.83 110.71 0.75 0.86
16 A" 1454 1432 5.56 4.58 0.75 0.86
17 A" 1271 1252 0.05 3.74 0.75 0.86
18 A" 1151 1134 2.38 0.58 0.75 0.86
19 A" 805 793 0.23 0.23 0.75 0.86
20 A" 271 266 61.42 1.18 0.75 0.86
21 A" 229 225 46.38 0.48 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17125.9 cm-1
Scaled (by 0.9847) Zero Point Vibrational Energy (zpe) 16863.8 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 B97D3/aug-cc-pVTZ
ABC
1.16819 0.30887 0.26910

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.182 -0.398 0.000
C2 0.000 0.555 0.000
O3 -1.206 -0.227 0.000
H4 -1.958 0.377 0.000
H5 2.121 0.165 0.000
H6 1.160 -1.038 0.887
H7 1.160 -1.038 -0.887
H8 0.036 1.203 0.890
H9 0.036 1.203 -0.890

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51792.39363.23371.09501.09431.09432.16052.1605
C21.51791.43691.96582.15662.16102.16101.10131.1013
O32.39361.43690.96453.34982.65372.65372.09232.0923
H43.23371.96580.96454.08433.53693.53692.33412.3341
H51.09502.15663.34984.08431.77711.77712.49352.4935
H61.09432.16102.65373.53691.77711.77472.50743.0731
H71.09432.16102.65373.53691.77711.77473.07312.5074
H82.16051.10132.09232.33412.49352.50743.07311.7790
H92.16051.10132.09232.33412.49353.07312.50741.7790

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.171 C1 C2 H8 110.134
C1 C2 H9 110.134 C2 C1 H5 110.197
C2 C1 H6 110.586 C2 C1 H7 110.586
C2 O3 H4 108.276 O3 C2 H8 110.337
O3 C2 H9 110.337 H5 C1 H6 108.524
H5 C1 H7 108.524 H6 C1 H7 108.356
H8 C2 H9 107.735
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.481      
2 C 0.099      
3 O -0.437      
4 H 0.096      
5 H 0.154      
6 H 0.163      
7 H 0.163      
8 H 0.122      
9 H 0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.146 1.517 0.000 1.524
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.090 -2.359 0.000
y -2.359 -20.295 0.000
z 0.000 0.000 -20.398
Traceless
 xyz
x 2.257 -2.359 0.000
y -2.359 -1.051 0.000
z 0.000 0.000 -1.205
Polar
3z2-r2-2.411
x2-y22.205
xy-2.359
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.768 -0.136 0.000
y -0.136 5.156 0.000
z 0.000 0.000 4.761


<r2> (average value of r2) Å2
<r2> 54.859
(<r2>)1/2 7.407