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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B3LYP/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/cc-pVTZ
 hartrees
Energy at 0K-155.105982
Energy at 298.15K-155.112625
HF Energy-155.105982
Nuclear repulsion energy81.787510
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/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' 3829 3701 23.98 108.29 0.27 0.43
2 A' 3100 2997 29.90 61.12 0.75 0.85
3 A' 3035 2933 16.51 151.20 0.01 0.01
4 A' 2973 2874 69.45 136.98 0.09 0.16
5 A' 1531 1480 1.23 3.51 0.66 0.79
6 A' 1502 1452 2.71 12.58 0.75 0.86
7 A' 1454 1406 11.11 2.73 0.41 0.58
8 A' 1407 1360 2.28 0.15 0.71 0.83
9 A' 1271 1229 71.02 2.27 0.75 0.86
10 A' 1104 1067 23.20 5.54 0.55 0.71
11 A' 1030 996 64.56 4.34 0.15 0.26
12 A' 899 869 12.03 5.31 0.31 0.47
13 A' 417 403 10.59 0.31 0.70 0.82
14 A" 3103 3000 33.70 46.11 0.75 0.86
15 A" 2996 2896 55.51 103.26 0.75 0.86
16 A" 1484 1434 5.70 7.65 0.75 0.86
17 A" 1300 1257 0.01 6.66 0.75 0.86
18 A" 1181 1141 3.64 1.23 0.75 0.86
19 A" 823 795 0.12 0.07 0.75 0.86
20 A" 278 269 74.15 2.20 0.75 0.86
21 A" 239 231 41.79 0.84 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17477.3 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 16893.6 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/cc-pVTZ
ABC
1.17556 0.31230 0.27182

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.174 -0.402 0.000
C2 0.000 0.555 0.000
O3 -1.198 -0.220 0.000
H4 -1.952 0.377 0.000
H5 2.116 0.147 0.000
H6 1.146 -1.041 0.883
H7 1.146 -1.041 -0.883
H8 0.042 1.201 0.885
H9 0.042 1.201 -0.885

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51482.37943.22141.09081.09021.09022.15292.1529
C21.51481.42661.95962.15502.15352.15351.09661.0966
O32.37941.42660.96093.33472.63592.63592.08332.0833
H43.22141.95960.96094.07423.51883.51882.33192.3319
H51.09082.15503.33474.07421.77031.77032.48872.4887
H61.09022.15352.63593.51881.77031.76682.49853.0608
H71.09022.15352.63593.51881.77031.76683.06082.4985
H82.15291.09662.08332.33192.48872.49853.06081.7695
H92.15291.09662.08332.33192.48873.06082.49851.7695

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.947 C1 C2 H8 110.031
C1 C2 H9 110.031 C2 C1 H5 110.545
C2 C1 H6 110.461 C2 C1 H7 110.461
C2 O3 H4 108.759 O3 C2 H8 110.635
O3 C2 H9 110.635 H5 C1 H6 108.525
H5 C1 H7 108.525 H6 C1 H7 108.254
H8 C2 H9 107.570
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.277      
2 C 0.044      
3 O -0.345      
4 H 0.193      
5 H 0.084      
6 H 0.099      
7 H 0.099      
8 H 0.052      
9 H 0.052      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.024 1.528 0.000 1.528
CHELPG        
AIM        
ESP 0.070 1.495 0.000 1.496


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.853 -2.270 0.000
y -2.270 -20.135 0.000
z 0.000 0.000 -20.251
Traceless
 xyz
x 2.341 -2.270 0.000
y -2.270 -1.084 0.000
z 0.000 0.000 -1.257
Polar
3z2-r2-2.514
x2-y22.283
xy-2.270
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.089 -0.195 0.000
y -0.195 4.542 0.000
z 0.000 0.000 4.141


<r2> (average value of r2) Å2
<r2> 54.342
(<r2>)1/2 7.372