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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: B1B95/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 B1B95/Def2TZVPP
 hartrees
Energy at 0K-155.026553
Energy at 298.15K-155.033191
HF Energy-155.026553
Nuclear repulsion energy82.256618
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 B1B95/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' 3901 3901 31.05 103.95 0.25 0.40
2 A' 3146 3146 25.03 57.92 0.74 0.85
3 A' 3067 3067 15.18 157.49 0.00 0.01
4 A' 3009 3009 67.28 138.40 0.08 0.15
5 A' 1529 1529 1.63 3.54 0.67 0.80
6 A' 1500 1500 2.55 11.09 0.75 0.86
7 A' 1456 1456 11.86 2.90 0.41 0.58
8 A' 1399 1399 2.32 0.09 0.73 0.84
9 A' 1270 1270 72.73 1.94 0.73 0.85
10 A' 1126 1126 43.17 5.39 0.61 0.76
11 A' 1048 1048 46.87 4.89 0.13 0.22
12 A' 913 913 11.07 4.74 0.31 0.48
13 A' 413 413 10.92 0.30 0.70 0.82
14 A" 3148 3148 28.62 43.29 0.75 0.86
15 A" 3039 3039 51.00 99.33 0.75 0.86
16 A" 1481 1481 5.97 7.60 0.75 0.86
17 A" 1303 1303 0.01 7.63 0.75 0.86
18 A" 1181 1181 3.86 0.84 0.75 0.86
19 A" 816 816 0.14 0.10 0.75 0.86
20 A" 279 279 73.50 1.82 0.75 0.86
21 A" 241 241 46.11 0.56 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17631.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17631.4 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 B1B95/Def2TZVPP
ABC
1.18733 0.31644 0.27547

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.166 -0.402 0.000
C2 0.000 0.551 0.000
O3 -1.190 -0.216 0.000
H4 -1.940 0.375 0.000
H5 2.106 0.145 0.000
H6 1.135 -1.038 0.881
H7 1.135 -1.038 -0.881
H8 0.042 1.196 0.883
H9 0.042 1.196 -0.883

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.50532.36253.20141.08801.08761.08762.14302.1430
C21.50531.41541.94792.14482.14262.14261.09421.0942
O32.36251.41540.95583.31552.61872.61872.07152.0715
H43.20141.94790.95584.05273.49763.49762.32002.3200
H51.08802.14483.31554.05271.76631.76632.47822.4782
H61.08762.14262.61873.49761.76631.76292.48683.0491
H71.08762.14262.61873.49761.76631.76293.04912.4868
H82.14301.09422.07152.32002.47822.48683.04911.7659
H92.14301.09422.07152.32002.47823.04912.48681.7659

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.928 C1 C2 H8 110.051
C1 C2 H9 110.051 C2 C1 H5 110.561
C2 C1 H6 110.410 C2 C1 H7 110.410
C2 O3 H4 108.921 O3 C2 H8 110.610
O3 C2 H9 110.610 H5 C1 H6 108.557
H5 C1 H7 108.557 H6 C1 H7 108.280
H8 C2 H9 107.599
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.266      
2 C -0.014      
3 O -0.342      
4 H 0.186      
5 H 0.080      
6 H 0.098      
7 H 0.098      
8 H 0.080      
9 H 0.080      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.042 1.542 0.000 1.542
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.658 -2.327 0.000
y -2.327 -19.996 0.000
z 0.000 0.000 -20.087
Traceless
 xyz
x 2.384 -2.327 0.000
y -2.327 -1.124 0.000
z 0.000 0.000 -1.260
Polar
3z2-r2-2.520
x2-y22.338
xy-2.327
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.080 -0.166 0.000
y -0.166 4.569 0.000
z 0.000 0.000 4.216


<r2> (average value of r2) Å2
<r2> 53.728
(<r2>)1/2 7.330