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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: HSEh1PBE/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 HSEh1PBE/cc-pVDZ
 hartrees
Energy at 0K-154.874903
Energy at 298.15K-154.881585
HF Energy-154.874903
Nuclear repulsion energy81.911326
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 HSEh1PBE/cc-pVDZ
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' 3848 3701 27.09 107.62 0.30 0.46
2 A' 3155 3035 22.35 68.41 0.75 0.85
3 A' 3061 2945 15.33 140.93 0.01 0.01
4 A' 2980 2866 75.62 132.73 0.10 0.19
5 A' 1506 1448 2.30 4.91 0.65 0.79
6 A' 1477 1420 3.08 16.75 0.75 0.86
7 A' 1459 1403 11.64 7.98 0.60 0.75
8 A' 1377 1325 1.73 0.64 0.74 0.85
9 A' 1278 1230 88.44 3.68 0.75 0.86
10 A' 1141 1098 45.94 5.48 0.70 0.83
11 A' 1053 1013 33.07 4.48 0.14 0.24
12 A' 920 885 10.03 4.34 0.41 0.59
13 A' 415 399 10.65 0.28 0.73 0.85
14 A" 3153 3033 24.92 58.28 0.75 0.86
15 A" 3011 2896 73.35 110.60 0.75 0.86
16 A" 1451 1396 6.17 13.25 0.75 0.86
17 A" 1291 1242 0.04 9.66 0.75 0.86
18 A" 1171 1126 4.91 2.02 0.75 0.86
19 A" 817 786 0.16 0.10 0.75 0.86
20 A" 297 286 87.38 3.30 0.75 0.86
21 A" 252 243 30.34 0.85 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17556.2 cm-1
Scaled (by 0.9619) Zero Point Vibrational Energy (zpe) 16887.3 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 HSEh1PBE/cc-pVDZ
ABC
1.16994 0.31568 0.27448

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.163 -0.413 0.000
C2 0.000 0.551 0.000
O3 -1.192 -0.208 0.000
H4 -1.933 0.409 0.000
H5 2.122 0.126 0.000
H6 1.124 -1.059 0.890
H7 1.124 -1.059 -0.890
H8 0.059 1.210 0.891
H9 0.059 1.210 -0.891

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51082.36313.20251.10041.10061.10062.15522.1552
C21.51081.41291.93782.16412.15642.15641.10931.1093
O32.36311.41290.96393.33022.62272.62272.08992.0899
H43.20251.93780.96394.06423.50563.50562.32452.3245
H51.10042.16413.33024.06421.78701.78702.49442.4944
H61.10062.15642.62273.50561.78701.78032.50623.0747
H71.10062.15642.62273.50561.78701.78033.07472.5062
H82.15521.10932.08992.32452.49442.50623.07471.7820
H92.15521.10932.08992.32452.49443.07472.50621.7820

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.811 C1 C2 H8 109.732
C1 C2 H9 109.732 C2 C1 H5 110.973
C2 C1 H6 110.350 C2 C1 H7 110.350
C2 O3 H4 107.733 O3 C2 H8 111.347
O3 C2 H9 111.347 H5 C1 H6 108.565
H5 C1 H7 108.565 H6 C1 H7 107.955
H8 C2 H9 106.874
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.100      
2 C 0.050      
3 O -0.278      
4 H 0.144      
5 H 0.037      
6 H 0.051      
7 H 0.051      
8 H 0.022      
9 H 0.022      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.087 1.469 0.000 1.471
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.411 -2.210 0.000
y -2.210 -19.710 0.000
z 0.000 0.000 -19.898
Traceless
 xyz
x 2.392 -2.210 0.000
y -2.210 -1.055 0.000
z 0.000 0.000 -1.337
Polar
3z2-r2-2.674
x2-y22.298
xy-2.210
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.550 -0.201 0.000
y -0.201 4.089 0.000
z 0.000 0.000 3.712


<r2> (average value of r2) Å2
<r2> 53.831
(<r2>)1/2 7.337