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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: M06-2X/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31G(2df,p)
 hartrees
Energy at 0K-154.971823
Energy at 298.15K-154.978531
HF Energy-154.971823
Nuclear repulsion energy82.083462
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 M06-2X/6-31G(2df,p)
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' 3907 3721 31.95 95.84 0.29 0.45
2 A' 3163 3012 21.51 58.17 0.74 0.85
3 A' 3075 2929 12.60 106.67 0.01 0.02
4 A' 3007 2864 61.41 105.94 0.11 0.20
5 A' 1537 1464 2.29 3.99 0.68 0.81
6 A' 1504 1432 2.07 21.04 0.75 0.86
7 A' 1469 1399 14.13 3.19 0.58 0.74
8 A' 1396 1329 1.35 0.86 0.74 0.85
9 A' 1282 1221 87.50 4.49 0.73 0.85
10 A' 1156 1101 37.09 5.60 0.60 0.75
11 A' 1051 1001 36.17 4.20 0.13 0.23
12 A' 921 878 6.43 6.02 0.34 0.50
13 A' 418 398 10.19 0.24 0.67 0.80
14 A" 3162 3012 23.35 46.35 0.75 0.86
15 A" 3040 2895 59.87 82.92 0.75 0.86
16 A" 1485 1414 4.20 14.85 0.75 0.86
17 A" 1303 1241 0.01 11.70 0.75 0.86
18 A" 1188 1131 5.07 1.87 0.75 0.86
19 A" 812 774 0.01 0.08 0.75 0.86
20 A" 315 300 103.91 3.18 0.75 0.86
21 A" 252 240 12.91 0.17 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17721.8 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 16878.3 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 M06-2X/6-31G(2df,p)
ABC
1.17527 0.31615 0.27480

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.164 -0.416 0.000
C2 0.000 0.554 0.000
O3 -1.190 -0.206 0.000
H4 -1.934 0.398 0.000
H5 2.116 0.120 0.000
H6 1.119 -1.054 0.885
H7 1.119 -1.054 -0.885
H8 0.055 1.204 0.886
H9 0.055 1.204 -0.886

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51552.36343.20401.09201.09201.09202.15352.1535
C21.51551.41181.94082.15992.15012.15011.09981.0998
O32.36341.41180.95903.32162.61422.61422.07872.0787
H43.20401.94080.95904.05993.49543.49542.32212.3221
H51.09202.15993.32164.05991.77621.77622.49102.4910
H61.09202.15012.61423.49541.77621.77002.49593.0603
H71.09202.15012.61423.49541.77621.77003.06032.4959
H82.15351.09982.07872.32212.49102.49593.06031.7717
H92.15351.09982.07872.32212.49103.06032.49591.7717

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.626 C1 C2 H8 109.843
C1 C2 H9 109.843 C2 C1 H5 110.811
C2 C1 H6 110.024 C2 C1 H7 110.024
C2 O3 H4 108.383 O3 C2 H8 111.112
O3 C2 H9 111.112 H5 C1 H6 108.828
H5 C1 H7 108.828 H6 C1 H7 108.271
H8 C2 H9 107.313
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.399      
2 C -0.038      
3 O -0.479      
4 H 0.313      
5 H 0.126      
6 H 0.141      
7 H 0.141      
8 H 0.098      
9 H 0.098      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.035 1.447 0.000 1.447
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.381 -2.249 0.000
y -2.249 -19.621 0.000
z 0.000 0.000 -19.830
Traceless
 xyz
x 2.345 -2.249 0.000
y -2.249 -1.016 0.000
z 0.000 0.000 -1.329
Polar
3z2-r2-2.659
x2-y22.241
xy-2.249
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.543 -0.160 0.000
y -0.160 4.047 0.000
z 0.000 0.000 3.788


<r2> (average value of r2) Å2
<r2> 53.668
(<r2>)1/2 7.326