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All results from a given calculation for CH3CH2OH (Ethanol)

using model chemistry: HSEh1PBE/daug-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 HSEh1PBE/daug-cc-pVTZ
 hartrees
Energy at 0K-154.934295
Energy at 298.15K-154.940928
HF Energy-154.934295
Nuclear repulsion energy82.059281
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 HSEh1PBE/daug-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' 3880 3880 32.70 106.66 0.21 0.34
2 A' 3130 3130 23.07 54.98 0.74 0.85
3 A' 3052 3052 14.40 179.75 0.00 0.00
4 A' 2996 2996 66.04 149.04 0.06 0.12
5 A' 1520 1520 1.93 2.56 0.69 0.81
6 A' 1493 1493 2.84 6.47 0.75 0.86
7 A' 1450 1450 11.97 1.23 0.50 0.67
8 A' 1394 1394 2.81 0.07 0.44 0.61
9 A' 1270 1270 68.73 0.78 0.70 0.82
10 A' 1120 1120 44.73 5.36 0.51 0.68
11 A' 1046 1046 46.92 5.46 0.11 0.20
12 A' 910 910 11.42 4.83 0.19 0.32
13 A' 418 418 10.99 0.32 0.61 0.76
14 A" 3131 3131 26.58 40.24 0.75 0.86
15 A" 3025 3025 43.93 97.61 0.75 0.86
16 A" 1475 1475 6.72 4.42 0.75 0.86
17 A" 1299 1299 0.00 3.52 0.75 0.86
18 A" 1178 1178 3.35 0.46 0.75 0.86
19 A" 815 815 0.34 0.16 0.75 0.86
20 A" 281 281 78.04 1.12 0.75 0.86
21 A" 237 237 37.67 0.27 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17560.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17560.4 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 HSEh1PBE/daug-cc-pVTZ
ABC
1.18403 0.31463 0.27409

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.169 -0.401 0.000
C2 0.000 0.551 0.000
O3 -1.193 -0.217 0.000
H4 -1.945 0.377 0.000
H5 2.110 0.151 0.000
H6 1.141 -1.040 0.884
H7 1.141 -1.040 -0.884
H8 0.040 1.197 0.886
H9 0.040 1.197 -0.886

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8 H9
C11.50762.36933.20951.09111.09081.09082.14772.1477
C21.50761.41891.95252.14802.14782.14781.09711.0971
O32.36931.41890.95813.32392.62802.62802.07512.0751
H43.20951.95250.95814.06153.50873.50872.32332.3233
H51.09112.14803.32394.06151.77121.77122.48292.4829
H61.09082.14782.62803.50871.77121.76792.49293.0571
H71.09082.14782.62803.50871.77121.76793.05712.4929
H82.14771.09712.07512.32332.48292.49293.05711.7712
H92.14771.09712.07512.32332.48293.05712.49291.7712

picture of Ethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.076 C1 C2 H8 110.087
C1 C2 H9 110.087 C2 C1 H5 110.473
C2 C1 H6 110.473 C2 C1 H7 110.473
C2 O3 H4 108.909 O3 C2 H8 110.474
O3 C2 H9 110.474 H5 C1 H6 108.543
H5 C1 H7 108.543 H6 C1 H7 108.268
H8 C2 H9 107.651
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.865      
2 C 0.214      
3 O -0.822      
4 H 0.178      
5 H 0.182      
6 H 0.229      
7 H 0.229      
8 H 0.327      
9 H 0.327      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.108 1.547 0.000 1.550
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.885 -2.382 0.000
y -2.382 -20.153 0.000
z 0.000 0.000 -20.248
Traceless
 xyz
x 2.316 -2.382 0.000
y -2.382 -1.087 0.000
z 0.000 0.000 -1.229
Polar
3z2-r2-2.458
x2-y22.269
xy-2.382
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.471 -0.138 0.000
y -0.138 4.926 0.000
z 0.000 0.000 4.559


<r2> (average value of r2) Å2
<r2> 54.053
(<r2>)1/2 7.352