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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: BLYP/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-155.035491
Energy at 298.15K-155.042030
HF Energy-155.035491
Nuclear repulsion energy81.016148
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 BLYP/6-311+G(3df,2p)
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' 3699 3679 17.96 119.25 0.24 0.39
2 A' 3018 3001 28.44 60.21 0.75 0.85
3 A' 2958 2942 16.60 165.77 0.00 0.01
4 A' 2896 2880 67.66 134.26 0.07 0.14
5 A' 1487 1479 0.99 2.00 0.75 0.86
6 A' 1466 1458 3.44 8.41 0.75 0.86
7 A' 1399 1391 11.08 1.22 0.47 0.64
8 A' 1369 1361 1.04 0.06 0.25 0.40
9 A' 1230 1223 56.04 1.46 0.65 0.79
10 A' 1051 1046 10.94 6.64 0.32 0.49
11 A' 982 977 74.19 4.63 0.25 0.41
12 A' 856 851 19.74 5.66 0.20 0.34
13 A' 405 403 10.83 0.34 0.62 0.76
14 A" 3023 3007 32.24 42.55 0.75 0.86
15 A" 2918 2902 47.04 107.97 0.75 0.86
16 A" 1450 1442 6.09 4.79 0.75 0.86
17 A" 1258 1251 0.07 4.23 0.75 0.86
18 A" 1142 1136 2.26 0.73 0.75 0.86
19 A" 801 797 0.28 0.17 0.75 0.86
20 A" 267 266 66.38 1.30 0.75 0.86
21 A" 224 222 45.22 0.47 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16949.4 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 16856.2 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 BLYP/6-311+G(3df,2p)
ABC
1.15618 0.30590 0.26630

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.189 -0.395 0.000
C2 0.000 0.560 0.000
O3 -1.211 -0.233 0.000
H4 -1.974 0.366 0.000
H5 2.130 0.169 0.000
H6 1.169 -1.037 0.889
H7 1.169 -1.037 -0.889
H8 0.030 1.208 0.891
H9 0.030 1.208 -0.891

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.52502.40523.25341.09731.09641.09642.17002.1700
C21.52501.44771.98372.16582.16982.16981.10261.1026
O32.40521.44770.97073.36522.66502.66502.10062.1006
H43.25341.98370.97074.10913.55563.55562.34952.3495
H51.09732.16583.36524.10911.77961.77962.50722.5072
H61.09642.16982.66503.55561.77961.77732.51803.0837
H71.09642.16982.66503.55561.77961.77733.08372.5180
H82.17001.10262.10062.34952.50722.51803.08371.7829
H92.17001.10262.10062.34952.50723.08372.51801.7829

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 107.988 C1 C2 H8 110.312
C1 C2 H9 110.312 C2 C1 H5 110.290
C2 C1 H6 110.666 C2 C1 H7 110.666
C2 O3 H4 108.615 O3 C2 H8 110.174
O3 C2 H9 110.174 H5 C1 H6 108.426
H5 C1 H7 108.426 H6 C1 H7 108.290
H8 C2 H9 107.888
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.381      
2 C -0.002      
3 O -0.573      
4 H 0.230      
5 H 0.147      
6 H 0.148      
7 H 0.148      
8 H 0.141      
9 H 0.141      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.181 1.581 0.000 1.591
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.352 -2.445 0.000
y -2.445 -20.597 0.000
z 0.000 0.000 -20.727
Traceless
 xyz
x 2.310 -2.445 0.000
y -2.445 -1.058 0.000
z 0.000 0.000 -1.252
Polar
3z2-r2-2.504
x2-y22.245
xy-2.445
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.699 -0.130 0.000
y -0.130 5.017 0.000
z 0.000 0.000 4.642


<r2> (average value of r2) Å2
<r2> 55.464
(<r2>)1/2 7.447