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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: PBEPBE/daug-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 PBEPBE/daug-cc-pVDZ
 hartrees
Energy at 0K-154.865141
Energy at 298.15K-154.871701
HF Energy-154.865141
Nuclear repulsion energy81.112961
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 PBEPBE/daug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3714 3714 19.21 125.61 0.21 0.35
2 A' 3063 3063 24.11 61.26 0.74 0.85
3 A' 2976 2976 16.19 192.99 0.00 0.00
4 A' 2913 2913 73.28 165.32 0.06 0.11
5 A' 1447 1447 1.20 2.35 0.67 0.80
6 A' 1423 1423 2.51 7.78 0.75 0.85
7 A' 1382 1382 12.31 1.45 0.70 0.82
8 A' 1322 1322 2.55 0.15 0.57 0.72
9 A' 1227 1227 56.23 1.26 0.49 0.66
10 A' 1066 1066 45.67 5.56 0.49 0.66
11 A' 1011 1011 41.42 6.89 0.11 0.20
12 A' 871 871 16.54 3.84 0.22 0.35
13 A' 402 402 10.37 0.32 0.64 0.78
14 A" 3062 3062 28.10 46.50 0.75 0.86
15 A" 2947 2947 49.04 113.13 0.75 0.86
16 A" 1406 1406 6.45 4.99 0.75 0.86
17 A" 1239 1239 0.10 3.93 0.75 0.86
18 A" 1122 1122 2.28 0.62 0.75 0.86
19 A" 784 784 0.37 0.28 0.75 0.86
20 A" 283 283 83.18 1.58 0.75 0.86
21 A" 224 224 23.77 0.21 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16941.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16941.2 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 PBEPBE/daug-cc-pVDZ
ABC
1.15171 0.30857 0.26852

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.181 -0.399 0.000
C2 0.000 0.558 0.000
O3 -1.205 -0.228 0.000
H4 -1.963 0.380 0.000
H5 2.131 0.165 0.000
H6 1.157 -1.046 0.896
H7 1.157 -1.046 -0.896
H8 0.038 1.212 0.898
H9 0.038 1.212 -0.898

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51992.39173.23921.10541.10501.10502.17022.1702
C21.51991.43891.97152.16712.17082.17081.11211.1121
O32.39171.43890.97253.35932.65492.65492.10422.1042
H43.23921.97150.97254.10033.54573.54572.34622.3462
H51.10542.16713.35934.10031.79381.79382.50722.5072
H61.10502.17082.65493.54571.79381.79162.52003.0935
H71.10502.17082.65493.54571.79381.79163.09352.5200
H82.17021.11212.10422.34622.50722.52003.09351.7968
H92.17021.11212.10422.34622.50723.09352.52001.7968

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.840 C1 C2 H8 110.128
C1 C2 H9 110.128 C2 C1 H5 110.274
C2 C1 H6 110.593 C2 C1 H7 110.593
C2 O3 H4 108.121 O3 C2 H8 110.493
O3 C2 H9 110.493 H5 C1 H6 108.492
H5 C1 H7 108.492 H6 C1 H7 108.328
H8 C2 H9 107.770
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.553      
2 C 1.688      
3 O -0.809      
4 H 0.469      
5 H -0.305      
6 H -0.214      
7 H -0.214      
8 H -0.584      
9 H -0.584      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.133 1.506 0.000 1.512
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.237 -2.352 0.000
y -2.352 -20.528 0.000
z 0.000 0.000 -20.656
Traceless
 xyz
x 2.354 -2.352 0.000
y -2.352 -1.081 0.000
z 0.000 0.000 -1.273
Polar
3z2-r2-2.547
x2-y22.290
xy-2.352
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.908 -0.135 0.000
y -0.135 5.299 0.000
z 0.000 0.000 4.902


<r2> (average value of r2) Å2
<r2> 55.185
(<r2>)1/2 7.429