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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B3PW91/daug-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 B3PW91/daug-cc-pVTZ
 hartrees
Energy at 0K-155.048907
Energy at 298.15K-155.055524
HF Energy-155.048907
Nuclear repulsion energy81.916012
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 B3PW91/daug-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' 3857 3857 29.72 107.37 0.21 0.35
2 A' 3118 3118 23.97 55.12 0.74 0.85
3 A' 3042 3042 15.01 178.31 0.00 0.00
4 A' 2984 2984 66.59 147.79 0.06 0.12
5 A' 1518 1518 1.82 2.56 0.68 0.81
6 A' 1492 1492 2.84 6.75 0.75 0.86
7 A' 1444 1444 11.84 1.07 0.52 0.68
8 A' 1393 1393 2.33 0.08 0.36 0.53
9 A' 1265 1265 66.10 0.86 0.70 0.82
10 A' 1111 1111 39.08 5.53 0.47 0.64
11 A' 1038 1038 52.66 5.09 0.12 0.22
12 A' 903 903 11.60 5.11 0.19 0.32
13 A' 415 415 10.98 0.34 0.61 0.76
14 A" 3119 3119 27.44 40.54 0.75 0.86
15 A" 3012 3012 44.64 97.35 0.75 0.86
16 A" 1475 1475 6.45 4.50 0.75 0.86
17 A" 1296 1296 0.01 3.59 0.75 0.86
18 A" 1174 1174 3.22 0.45 0.75 0.86
19 A" 814 814 0.34 0.15 0.75 0.86
20 A" 278 278 77.40 1.12 0.75 0.86
21 A" 235 235 37.25 0.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17491.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17491.4 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 B3PW91/daug-cc-pVTZ
ABC
1.18217 0.31305 0.27279

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.172 -0.401 0.000
C2 0.000 0.551 0.000
O3 -1.196 -0.218 0.000
H4 -1.948 0.378 0.000
H5 2.113 0.152 0.000
H6 1.147 -1.040 0.884
H7 1.147 -1.040 -0.884
H8 0.040 1.198 0.886
H9 0.040 1.198 -0.886

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51062.37603.21641.09131.09091.09092.15062.1506
C21.51061.42251.95562.15022.15122.15121.09731.0973
O32.37601.42250.95953.33002.63572.63572.07772.0777
H43.21641.95560.95954.06723.51703.51702.32512.3251
H51.09132.15023.33004.06721.77111.77112.48522.4852
H61.09092.15122.63573.51701.77111.76812.49663.0602
H71.09092.15122.63573.51701.77111.76813.06022.4966
H82.15061.09732.07772.32512.48522.49663.06021.7714
H92.15061.09732.07772.32512.48523.06022.49661.7714

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.168 C1 C2 H8 110.097
C1 C2 H9 110.097 C2 C1 H5 110.424
C2 C1 H6 110.531 C2 C1 H7 110.531
C2 O3 H4 108.818 O3 C2 H8 110.425
O3 C2 H9 110.425 H5 C1 H6 108.507
H5 C1 H7 108.507 H6 C1 H7 108.269
H8 C2 H9 107.636
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.950      
2 C 0.222      
3 O -0.830      
4 H 0.168      
5 H 0.202      
6 H 0.249      
7 H 0.249      
8 H 0.345      
9 H 0.345      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.121 1.546 0.000 1.551
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.848 -2.387 0.000
y -2.387 -20.082 0.000
z 0.000 0.000 -20.190
Traceless
 xyz
x 2.288 -2.387 0.000
y -2.387 -1.063 0.000
z 0.000 0.000 -1.224
Polar
3z2-r2-2.449
x2-y22.234
xy-2.387
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.489 -0.139 0.000
y -0.139 4.931 0.000
z 0.000 0.000 4.563


<r2> (average value of r2) Å2
<r2> 54.192
(<r2>)1/2 7.362