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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B3LYP/TZVP

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/TZVP
 hartrees
Energy at 0K-155.104078
Energy at 298.15K-155.110732
HF Energy-155.104078
Nuclear repulsion energy81.676319
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/TZVP
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' 3819 3687 22.64 114.31 0.28 0.43
2 A' 3105 2998 29.99 61.74 0.75 0.86
3 A' 3039 2934 16.08 153.17 0.01 0.01
4 A' 2978 2875 70.23 138.70 0.10 0.17
5 A' 1531 1478 1.96 4.06 0.66 0.80
6 A' 1503 1451 3.14 16.73 0.75 0.86
7 A' 1454 1404 13.66 4.20 0.55 0.71
8 A' 1411 1362 1.84 0.22 0.70 0.82
9 A' 1266 1223 70.83 3.72 0.73 0.84
10 A' 1100 1062 19.22 6.61 0.55 0.71
11 A' 1031 995 70.20 4.08 0.20 0.33
12 A' 898 867 14.46 5.70 0.38 0.55
13 A' 419 404 12.25 0.42 0.66 0.80
14 A" 3110 3003 33.12 47.23 0.75 0.86
15 A" 3002 2898 57.89 105.98 0.75 0.86
16 A" 1484 1433 6.02 10.52 0.75 0.86
17 A" 1302 1257 0.14 12.10 0.75 0.86
18 A" 1181 1140 3.84 1.46 0.75 0.86
19 A" 826 797 0.04 0.12 0.75 0.86
20 A" 284 274 72.36 2.25 0.75 0.86
21 A" 244 235 64.13 0.81 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17493.7 cm-1
Scaled (by 0.9654) Zero Point Vibrational Energy (zpe) 16888.5 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/TZVP
ABC
1.17424 0.31123 0.27102

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.176 -0.401 0.000
C2 0.000 0.554 0.000
O3 -1.200 -0.222 0.000
H4 -1.956 0.375 0.000
H5 2.117 0.154 0.000
H6 1.151 -1.039 0.885
H7 1.151 -1.039 -0.885
H8 0.041 1.201 0.886
H9 0.041 1.201 -0.886

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.51512.38343.22681.09211.09131.09132.15372.1537
C21.51511.42961.96422.15492.15582.15581.09791.0979
O32.38341.42960.96283.33902.64212.64212.08622.0862
H43.22681.96420.96284.07933.52653.52652.33622.3362
H51.09212.15493.33904.07931.77171.77172.48832.4883
H61.09132.15582.64213.52651.77171.76912.50013.0637
H71.09132.15582.64213.52651.77171.76913.06372.5001
H82.15371.09792.08622.33622.48832.50013.06371.7725
H92.15371.09792.08622.33622.48833.06372.50011.7725

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.038 C1 C2 H8 109.996
C1 C2 H9 109.996 C2 C1 H5 110.430
C2 C1 H6 110.549 C2 C1 H7 110.549
C2 O3 H4 108.811 O3 C2 H8 110.579
O3 C2 H9 110.579 H5 C1 H6 108.472
H5 C1 H7 108.472 H6 C1 H7 108.296
H8 C2 H9 107.658
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.311      
2 C -0.083      
3 O -0.397      
4 H 0.263      
5 H 0.103      
6 H 0.118      
7 H 0.118      
8 H 0.095      
9 H 0.095      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.079 1.706 0.000 1.708
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.896 -2.529 0.000
y -2.529 -20.324 0.000
z 0.000 0.000 -20.386
Traceless
 xyz
x 2.459 -2.529 0.000
y -2.529 -1.183 0.000
z 0.000 0.000 -1.276
Polar
3z2-r2-2.552
x2-y22.428
xy-2.529
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.940 -0.138 0.000
y -0.138 4.431 0.000
z 0.000 0.000 4.129


<r2> (average value of r2) Å2
<r2> 54.540
(<r2>)1/2 7.385