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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B3LYP/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-155.105147
Energy at 298.15K-155.111773
HF Energy-155.105147
Nuclear repulsion energy81.758425
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 B3LYP/6-311+G(3df,2p)
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' 3851 3724 29.47 105.36 0.24 0.39
2 A' 3097 2995 27.58 56.77 0.74 0.85
3 A' 3031 2931 15.47 160.39 0.00 0.01
4 A' 2975 2877 65.45 127.62 0.08 0.14
5 A' 1528 1478 1.62 2.47 0.75 0.86
6 A' 1502 1453 3.14 7.28 0.75 0.86
7 A' 1446 1399 11.24 1.33 0.34 0.51
8 A' 1405 1359 1.69 0.02 0.34 0.51
9 A' 1264 1222 66.70 1.11 0.74 0.85
10 A' 1099 1062 26.64 6.01 0.43 0.60
11 A' 1028 994 65.83 4.52 0.18 0.31
12 A' 896 866 12.49 5.90 0.19 0.32
13 A' 418 404 11.09 0.31 0.60 0.75
14 A" 3100 2998 31.04 40.05 0.75 0.86
15 A" 2999 2900 45.46 99.44 0.75 0.86
16 A" 1485 1436 6.34 4.68 0.75 0.86
17 A" 1298 1255 0.00 4.10 0.75 0.86
18 A" 1179 1141 3.08 0.51 0.75 0.86
19 A" 820 793 0.24 0.13 0.75 0.86
20 A" 276 267 74.73 1.17 0.75 0.86
21 A" 234 227 44.55 0.36 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17465.4 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 16889.1 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 B3LYP/6-311+G(3df,2p)
ABC
1.17789 0.31154 0.27138

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.176 -0.401 0.000
C2 0.000 0.554 0.000
O3 -1.199 -0.220 0.000
H4 -1.957 0.369 0.000
H5 2.116 0.153 0.000
H6 1.151 -1.039 0.883
H7 1.151 -1.039 -0.883
H8 0.037 1.199 0.885
H9 0.037 1.199 -0.885

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51522.38223.22671.09071.09011.09012.15492.1549
C21.51521.42721.96592.15382.15492.15491.09611.0961
O32.38221.42720.96023.33602.64082.64082.07982.0798
H43.22671.96590.96024.07903.52483.52482.33422.3342
H51.09072.15383.33604.07901.76991.76992.49072.4907
H61.09012.15492.64083.52481.76991.76662.50083.0629
H71.09012.15492.64083.52481.76991.76663.06292.5008
H82.15491.09612.07982.33422.49072.50083.06291.7705
H92.15491.09612.07982.33422.49073.06292.50081.7705

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.082 C1 C2 H8 110.190
C1 C2 H9 110.190 C2 C1 H5 110.429
C2 C1 H6 110.550 C2 C1 H7 110.550
C2 O3 H4 109.303 O3 C2 H8 110.331
O3 C2 H9 110.331 H5 C1 H6 108.500
H5 C1 H7 108.500 H6 C1 H7 108.241
H8 C2 H9 107.724
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.375      
2 C 0.031      
3 O -0.598      
4 H 0.224      
5 H 0.146      
6 H 0.147      
7 H 0.147      
8 H 0.138      
9 H 0.138      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.147 1.599 0.000 1.605
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.072 -2.459 0.000
y -2.459 -20.320 0.000
z 0.000 0.000 -20.450
Traceless
 xyz
x 2.313 -2.459 0.000
y -2.459 -1.059 0.000
z 0.000 0.000 -1.254
Polar
3z2-r2-2.509
x2-y22.248
xy-2.459
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.387 -0.126 0.000
y -0.126 4.788 0.000
z 0.000 0.000 4.441


<r2> (average value of r2) Å2
<r2> 54.533
(<r2>)1/2 7.385