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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/Def2TZVPP
 hartrees
Energy at 0K-154.908507
Energy at 298.15K-154.915064
HF Energy-154.908507
Nuclear repulsion energy81.421325
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 PBEPBEultrafine/Def2TZVPP
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' 3729 3729 18.05 120.89 0.25 0.41
2 A' 3052 3052 22.92 60.45 0.74 0.85
3 A' 2977 2977 15.26 159.80 0.00 0.00
4 A' 2902 2902 70.78 150.85 0.07 0.14
5 A' 1473 1473 1.26 3.29 0.60 0.75
6 A' 1448 1448 2.89 13.05 0.75 0.86
7 A' 1400 1400 10.61 3.11 0.52 0.69
8 A' 1350 1350 3.23 0.18 0.56 0.72
9 A' 1233 1233 61.14 2.49 0.74 0.85
10 A' 1073 1073 33.02 5.52 0.54 0.70
11 A' 1007 1007 53.83 4.95 0.12 0.22
12 A' 875 875 14.81 3.80 0.37 0.54
13 A' 405 405 10.73 0.33 0.73 0.84
14 A" 3053 3053 26.84 46.99 0.75 0.86
15 A" 2927 2927 54.16 107.37 0.75 0.86
16 A" 1430 1430 6.33 7.91 0.75 0.86
17 A" 1253 1253 0.15 8.43 0.75 0.86
18 A" 1136 1136 3.02 1.32 0.75 0.86
19 A" 792 792 0.30 0.15 0.75 0.86
20 A" 272 272 65.79 2.11 0.75 0.86
21 A" 232 232 45.98 0.79 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17009.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17009.3 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 PBEPBEultrafine/Def2TZVPP
ABC
1.16281 0.31041 0.27014

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.177 -0.401 0.000
C2 0.000 0.555 0.000
O3 -1.202 -0.224 0.000
H4 -1.956 0.385 0.000
H5 2.124 0.156 0.000
H6 1.151 -1.044 0.890
H7 1.151 -1.044 -0.890
H8 0.043 1.208 0.892
H9 0.043 1.208 -0.892

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51622.38553.22961.09881.09841.09842.16112.1611
C21.51621.43291.96312.16162.16222.16221.10631.1063
O32.38551.43290.96923.34812.64622.64622.09722.0972
H43.22961.96310.96924.08643.53383.53382.33822.3382
H51.09882.16163.34814.08641.78271.78272.49732.4973
H61.09842.16222.64623.53381.78271.78012.51003.0784
H71.09842.16222.64623.53381.78271.78013.07842.5100
H82.16111.10632.09722.33822.49732.51003.07841.7843
H92.16111.10632.09722.33822.49733.07842.51001.7843

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.937 C1 C2 H8 110.003
C1 C2 H9 110.003 C2 C1 H5 110.485
C2 C1 H6 110.558 C2 C1 H7 110.558
C2 O3 H4 108.058 O3 C2 H8 110.704
O3 C2 H9 110.704 H5 C1 H6 108.454
H5 C1 H7 108.454 H6 C1 H7 108.257
H8 C2 H9 107.500
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.226      
2 C -0.019      
3 O -0.317      
4 H 0.184      
5 H 0.071      
6 H 0.086      
7 H 0.086      
8 H 0.068      
9 H 0.068      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.025 1.486 0.000 1.486
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.913 -2.296 0.000
y -2.296 -20.292 0.000
z 0.000 0.000 -20.403
Traceless
 xyz
x 2.435 -2.296 0.000
y -2.296 -1.134 0.000
z 0.000 0.000 -1.301
Polar
3z2-r2-2.601
x2-y22.379
xy-2.296
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.411 -0.187 0.000
y -0.187 4.825 0.000
z 0.000 0.000 4.431


<r2> (average value of r2) Å2
<r2> 54.729
(<r2>)1/2 7.398