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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B3LYP/aug-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 B3LYP/aug-cc-pVTZ
 hartrees
Energy at 0K-155.110250
Energy at 298.15K-155.116878
HF Energy-155.110250
Nuclear repulsion energy81.728898
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/aug-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' 3826 3701 28.64 111.09 0.21 0.35
2 A' 3099 2999 27.34 56.72 0.74 0.85
3 A' 3034 2936 15.78 179.83 0.00 0.01
4 A' 2980 2883 65.89 147.24 0.07 0.13
5 A' 1526 1477 1.59 2.56 0.71 0.83
6 A' 1500 1451 2.88 6.86 0.75 0.86
7 A' 1446 1399 12.12 1.07 0.50 0.67
8 A' 1405 1359 1.48 0.07 0.30 0.46
9 A' 1265 1224 64.98 0.90 0.71 0.83
10 A' 1098 1062 25.45 6.11 0.42 0.59
11 A' 1029 995 66.64 4.80 0.17 0.28
12 A' 895 866 13.62 6.00 0.19 0.31
13 A' 417 404 10.87 0.35 0.59 0.74
14 A" 3102 3001 31.10 40.38 0.75 0.86
15 A" 3003 2905 45.02 100.76 0.75 0.86
16 A" 1483 1435 5.99 4.50 0.75 0.86
17 A" 1299 1257 0.00 3.59 0.75 0.86
18 A" 1178 1140 2.93 0.48 0.75 0.86
19 A" 820 794 0.23 0.16 0.75 0.86
20 A" 277 268 73.33 1.15 0.75 0.86
21 A" 232 225 41.48 0.34 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17456.6 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 16889.3 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 B3LYP/aug-cc-pVTZ
ABC
1.17712 0.31132 0.27118

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.177 -0.399 0.000
C2 0.000 0.554 0.000
O3 -1.200 -0.223 0.000
H4 -1.958 0.367 0.000
H5 2.116 0.157 0.000
H6 1.153 -1.037 0.883
H7 1.153 -1.037 -0.883
H8 0.035 1.199 0.885
H9 0.035 1.199 -0.885

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51462.38333.22761.09061.09021.09022.15442.1544
C21.51461.42921.96702.15272.15432.15431.09591.0959
O32.38331.42920.96103.33692.64132.64132.08102.0810
H43.22761.96700.96104.07923.52553.52552.33442.3344
H51.09062.15273.33694.07921.77011.77012.48972.4897
H61.09022.15432.64133.52551.77011.76702.49993.0623
H71.09022.15432.64133.52551.77011.76703.06232.4999
H82.15441.09592.08102.33442.48972.49993.06231.7703
H92.15441.09592.08102.33442.48973.06232.49991.7703

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.079 C1 C2 H8 110.204
C1 C2 H9 110.204 C2 C1 H5 110.384
C2 C1 H6 110.537 C2 C1 H7 110.537
C2 O3 H4 109.189 O3 C2 H8 110.307
O3 C2 H9 110.307 H5 C1 H6 108.519
H5 C1 H7 108.519 H6 C1 H7 108.275
H8 C2 H9 107.747
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.669      
2 C -0.000      
3 O -0.461      
4 H 0.105      
5 H 0.214      
6 H 0.213      
7 H 0.213      
8 H 0.193      
9 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.149 1.570 0.000 1.577
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.123 -2.397 0.000
y -2.397 -20.361 0.000
z 0.000 0.000 -20.444
Traceless
 xyz
x 2.280 -2.397 0.000
y -2.397 -1.077 0.000
z 0.000 0.000 -1.202
Polar
3z2-r2-2.404
x2-y22.238
xy-2.397
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.559 -0.132 0.000
y -0.132 4.974 0.000
z 0.000 0.000 4.598


<r2> (average value of r2) Å2
<r2> 54.574
(<r2>)1/2 7.387