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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B2PLYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/Def2TZVPP
 hartrees
Energy at 0K-154.976883
Energy at 298.15K-154.983532
HF Energy-154.782694
Nuclear repulsion energy81.918753
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 B2PLYP/Def2TZVPP
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' 3859 3859 28.94 104.23 0.25 0.40
2 A' 3137 3137 26.13 55.99 0.75 0.86
3 A' 3063 3063 15.06 155.93 0.01 0.01
4 A' 3013 3013 64.43 132.23 0.08 0.16
5 A' 1542 1542 1.32 3.31 0.69 0.82
6 A' 1514 1514 2.63 10.78 0.75 0.86
7 A' 1464 1464 11.65 3.06 0.37 0.54
8 A' 1415 1415 1.71 0.06 0.75 0.86
9 A' 1277 1277 67.63 2.02 0.73 0.84
10 A' 1112 1112 27.03 5.87 0.52 0.69
11 A' 1045 1045 59.78 4.62 0.16 0.28
12 A' 907 907 13.31 5.71 0.27 0.43
13 A' 419 419 10.84 0.32 0.67 0.81
14 A" 3141 3141 29.60 40.58 0.75 0.86
15 A" 3043 3043 48.56 95.59 0.75 0.86
16 A" 1496 1496 5.55 7.39 0.75 0.86
17 A" 1311 1311 0.02 7.33 0.75 0.86
18 A" 1189 1189 3.39 0.99 0.75 0.86
19 A" 826 826 0.06 0.09 0.75 0.86
20 A" 282 282 69.18 1.79 0.75 0.86
21 A" 239 239 49.54 0.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17646.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17646.7 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 B2PLYP/Def2TZVPP
ABC
1.17645 0.31371 0.27288

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.172 -0.400 0.000
C2 0.000 0.555 0.000
O3 -1.195 -0.223 0.000
H4 -1.948 0.371 0.000
H5 2.112 0.151 0.000
H6 1.143 -1.036 0.883
H7 1.143 -1.036 -0.883
H8 0.038 1.199 0.884
H9 0.038 1.199 -0.884

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51212.37403.21461.08921.08841.08842.15012.1501
C21.51211.42601.95722.15042.14882.14881.09411.0941
O32.37401.42600.95913.32822.62792.62792.07942.0794
H43.21461.95720.95914.06643.50923.50922.32692.3269
H51.08922.15043.32824.06641.76841.76842.48592.4859
H61.08842.14882.62793.50921.76841.76512.49313.0554
H71.08842.14882.62793.50921.76841.76513.05542.4931
H82.15011.09412.07942.32692.48592.49313.05541.7677
H92.15011.09412.07942.32692.48593.05542.49311.7677

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.768 C1 C2 H8 110.147
C1 C2 H9 110.147 C2 C1 H5 110.459
C2 C1 H6 110.377 C2 C1 H7 110.377
C2 O3 H4 108.700 O3 C2 H8 110.510
O3 C2 H9 110.510 H5 C1 H6 108.604
H5 C1 H7 108.604 H6 C1 H7 108.357
H8 C2 H9 107.769
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.225      
2 C 0.023      
3 O -0.357      
4 H 0.185      
5 H 0.068      
6 H 0.086      
7 H 0.086      
8 H 0.067      
9 H 0.067      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.070 1.574 0.000 1.575
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.959 -2.336 -0.010
y -2.336 -20.250 -0.002
z -0.010 -0.002 -20.339
Traceless
 xyz
x 2.335 -2.336 -0.010
y -2.336 -1.101 -0.002
z -0.010 -0.002 -1.234
Polar
3z2-r2-2.469
x2-y22.291
xy-2.336
xz-0.010
yz-0.002


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.101 -0.153 0.001
y -0.153 4.565 0.000
z 0.001 0.000 4.211


<r2> (average value of r2) Å2
<r2> 54.242
(<r2>)1/2 7.365