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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: HF/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 HF/Def2TZVPP
 hartrees
Energy at 0K-154.150181
Energy at 298.15K-154.156992
HF Energy-154.150181
Nuclear repulsion energy82.523786
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 HF/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' 4183 3791 54.98 84.54 0.25 0.41
2 A' 3227 2925 49.11 56.83 0.75 0.86
3 A' 3167 2870 20.84 184.16 0.01 0.02
4 A' 3134 2840 76.00 105.16 0.13 0.23
5 A' 1654 1499 1.92 3.60 0.74 0.85
6 A' 1617 1465 2.86 8.05 0.73 0.84
7 A' 1586 1438 13.90 3.84 0.34 0.51
8 A' 1524 1382 0.36 0.06 0.54 0.70
9 A' 1373 1245 103.39 1.51 0.52 0.68
10 A' 1202 1089 33.86 6.34 0.65 0.79
11 A' 1120 1015 61.61 4.15 0.20 0.34
12 A' 965 875 7.02 8.65 0.23 0.38
13 A' 447 406 11.24 0.33 0.57 0.72
14 A" 3237 2934 55.77 38.10 0.75 0.86
15 A" 3155 2860 60.09 99.54 0.75 0.86
16 A" 1598 1449 4.49 7.02 0.75 0.86
17 A" 1412 1280 0.19 6.63 0.75 0.86
18 A" 1285 1165 5.16 0.44 0.75 0.86
19 A" 877 795 0.02 0.04 0.75 0.86
20 A" 299 271 84.28 1.48 0.75 0.86
21 A" 263 238 50.11 0.38 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18662.7 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 16915.9 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 HF/Def2TZVPP
ABC
1.20561 0.31571 0.27558

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.166 -0.416 0.000
C2 0.000 0.547 0.000
O3 -1.191 -0.196 0.000
H4 -1.933 0.378 0.000
H5 2.104 0.126 0.000
H6 1.134 -1.050 0.878
H7 1.134 -1.050 -0.878
H8 0.047 1.187 0.877
H9 0.047 1.187 -0.877

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51242.36683.19921.08401.08291.08292.14332.1433
C21.51241.40351.94052.14582.14612.14611.08701.0870
O32.36681.40350.93853.31062.62732.62732.05272.0527
H43.19921.94050.93854.04523.49513.49512.31162.3116
H51.08402.14583.31064.04521.75941.75942.47562.4756
H61.08292.14612.62733.49511.75941.75542.48723.0440
H71.08292.14612.62733.49511.75941.75543.04402.4872
H82.14331.08702.05272.31162.47562.48723.04401.7546
H92.14331.08702.05272.31162.47563.04402.48721.7546

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.464 C1 C2 H8 110.007
C1 C2 H9 110.007 C2 C1 H5 110.380
C2 C1 H6 110.477 C2 C1 H7 110.477
C2 O3 H4 110.321 O3 C2 H8 110.368
O3 C2 H9 110.368 H5 C1 H6 108.571
H5 C1 H7 108.571 H6 C1 H7 108.299
H8 C2 H9 107.626
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.150      
2 C 0.158      
3 O -0.418      
4 H 0.197      
5 H 0.040      
6 H 0.058      
7 H 0.058      
8 H 0.029      
9 H 0.029      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.081 1.643 0.000 1.645
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.777 -2.439 0.000
y -2.439 -19.963 0.000
z 0.000 0.000 -20.068
Traceless
 xyz
x 2.239 -2.439 0.000
y -2.439 -1.040 0.000
z 0.000 0.000 -1.199
Polar
3z2-r2-2.397
x2-y22.186
xy-2.439
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.691 -0.139 0.000
y -0.139 4.264 0.000
z 0.000 0.000 3.971


<r2> (average value of r2) Å2
<r2> 53.678
(<r2>)1/2 7.327