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All results from a given calculation for CH2CHOH (ethenol)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-28.971391
Energy at 298.15K-28.975637
Nuclear repulsion energy40.201571
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 HF/CEP-121G*
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' 4126 3727 46.34      
2 A' 3411 3082 27.27      
3 A' 3384 3057 4.52      
4 A' 3302 2983 8.46      
5 A' 1827 1650 231.01      
6 A' 1573 1421 25.77      
7 A' 1444 1304 11.60      
8 A' 1423 1286 3.95      
9 A' 1220 1102 234.79      
10 A' 1029 930 15.49      
11 A' 523 473 15.61      
12 A" 1108 1001 30.31      
13 A" 943 852 108.12      
14 A" 772 697 0.02      
15 A" 436 394 135.20      

Unscaled Zero Point Vibrational Energy (zpe) 13260.3 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 11979.3 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 HF/CEP-121G*
ABC
2.04105 0.35451 0.30205

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.209 -0.107 0.000
C2 0.000 0.441 0.000
O3 -1.188 -0.214 0.000
H4 1.361 -1.175 0.000
H5 2.080 0.523 0.000
H6 -0.149 1.507 0.000
H7 -1.040 -1.151 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7
C11.32682.39881.07971.07502.10882.4794
C21.32681.35632.11302.08141.07631.9013
O32.39881.35632.72413.34972.00960.9483
H41.07972.11302.72411.84463.07822.4014
H51.07502.08143.34971.84462.43653.5407
H62.10881.07632.00963.07822.43652.8026
H72.47941.90130.94832.40143.54072.8026

picture of ethenol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 126.767 C1 C2 H6 122.353
C2 C1 H4 122.481 C2 C1 H5 119.758
C2 O3 H7 109.915 O3 C2 H6 110.880
H4 C1 H5 117.760
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.556      
2 C 0.149      
3 O -0.590      
4 H 0.174      
5 H 0.185      
6 H 0.190      
7 H 0.447      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.716 -0.817 0.000 1.086
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.478 1.333 0.000
y 1.333 -13.977 0.000
z 0.000 0.000 -21.221
Traceless
 xyz
x -2.879 1.333 0.000
y 1.333 6.872 0.000
z 0.000 0.000 -3.993
Polar
3z2-r2-7.987
x2-y2-6.501
xy1.333
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.282 -0.552 0.000
y -0.552 3.809 0.000
z 0.000 0.000 2.343


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000