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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: HF/aug-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 HF/aug-cc-pVDZ
 hartrees
Energy at 0K-154.106549
Energy at 298.15K-154.113383
HF Energy-154.106549
Nuclear repulsion energy82.203400
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/aug-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' 4182 3808 55.10 84.74 0.22 0.36
2 A' 3243 2953 48.71 53.64 0.75 0.86
3 A' 3174 2890 21.05 218.84 0.01 0.01
4 A' 3149 2867 76.31 85.25 0.13 0.23
5 A' 1630 1485 1.43 2.80 0.75 0.86
6 A' 1597 1454 3.73 4.15 0.70 0.82
7 A' 1571 1430 12.84 3.82 0.44 0.61
8 A' 1502 1368 0.58 0.01 0.67 0.80
9 A' 1374 1251 101.18 0.71 0.55 0.71
10 A' 1194 1087 41.48 6.36 0.61 0.76
11 A' 1123 1023 49.46 5.04 0.17 0.29
12 A' 965 879 9.68 9.02 0.17 0.30
13 A' 445 405 11.39 0.34 0.49 0.66
14 A" 3253 2963 56.44 34.66 0.75 0.86
15 A" 3179 2895 54.17 94.26 0.75 0.86
16 A" 1576 1436 4.79 4.57 0.75 0.86
17 A" 1400 1275 0.13 3.74 0.75 0.86
18 A" 1272 1158 4.48 0.24 0.75 0.86
19 A" 871 794 0.00 0.06 0.75 0.86
20 A" 314 286 98.47 1.06 0.75 0.86
21 A" 265 241 33.32 0.16 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18639.5 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 16973.1 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/aug-cc-pVDZ
ABC
1.19339 0.31394 0.27401

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.169 -0.413 0.000
C2 0.000 0.549 0.000
O3 -1.194 -0.201 0.000
H4 -1.939 0.375 0.000
H5 2.111 0.138 0.000
H6 1.139 -1.050 0.884
H7 1.139 -1.050 -0.884
H8 0.043 1.192 0.884
H9 0.043 1.192 -0.884

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51462.37273.20691.09121.09001.09002.15122.1512
C21.51461.41031.94702.15072.15342.15341.09361.0936
O32.37271.41030.94193.32232.63512.63512.06182.0618
H43.20691.94700.94194.05713.50513.50512.31872.3187
H51.09122.15073.32234.05711.77171.77172.48402.4840
H61.09002.15342.63513.50511.77171.76802.49583.0585
H71.09002.15342.63513.50511.77171.76803.05852.4958
H82.15121.09362.06182.31872.48402.49583.05851.7678
H92.15121.09362.06182.31872.48403.05852.49581.7678

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.378 C1 C2 H8 110.084
C1 C2 H9 110.084 C2 C1 H5 110.183
C2 C1 H6 110.472 C2 C1 H7 110.472
C2 O3 H4 110.142 O3 C2 H8 110.224
O3 C2 H9 110.224 H5 C1 H6 108.631
H5 C1 H7 108.631 H6 C1 H7 108.395
H8 C2 H9 107.849
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.195      
2 C 0.772      
3 O -0.626      
4 H 0.086      
5 H -0.034      
6 H -0.044      
7 H -0.044      
8 H -0.153      
9 H -0.153      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.132 1.656 0.000 1.661
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.976 -2.481 0.000
y -2.481 -20.117 0.000
z 0.000 0.000 -20.203
Traceless
 xyz
x 2.184 -2.481 0.000
y -2.481 -1.027 0.000
z 0.000 0.000 -1.157
Polar
3z2-r2-2.313
x2-y22.141
xy-2.481
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.989 -0.122 0.000
y -0.122 4.516 0.000
z 0.000 0.000 4.203


<r2> (average value of r2) Å2
<r2> 54.050
(<r2>)1/2 7.352