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All results from a given calculation for CH2ClCH2OH (2-Chloroethanol)

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-44.185570
Energy at 298.15K-44.191609
HF Energy-44.185570
Nuclear repulsion energy69.228398
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' 4044 3690 34.92      
2 A' 3280 2993 18.35      
3 A' 3191 2912 40.50      
4 A' 1669 1523 1.81      
5 A' 1623 1481 7.70      
6 A' 1570 1432 1.94      
7 A' 1414 1290 14.34      
8 A' 1305 1191 65.23      
9 A' 1137 1038 136.19      
10 A' 1091 996 1.90      
11 A' 748 683 137.75      
12 A' 393 359 1.06      
13 A' 259 237 17.05      
14 A" 3376 3081 13.40      
15 A" 3254 2969 48.39      
16 A" 1415 1291 0.14      
17 A" 1300 1186 2.85      
18 A" 1150 1049 2.31      
19 A" 876 799 0.02      
20 A" 256 233 227.23      
21 A" 125 114 20.93      

Unscaled Zero Point Vibrational Energy (zpe) 16737.3 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 15272.8 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
0.96707 0.07840 0.07455

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 1.010 -0.515 0.000
C2 0.000 0.625 0.000
Cl3 -1.730 -0.086 0.000
O4 2.299 0.134 0.000
H5 0.888 -1.132 0.884
H6 0.888 -1.132 -0.884
H7 0.075 1.229 0.888
H8 0.075 1.229 -0.888
H9 3.035 -0.471 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 O4 H5 H6 H7 H8 H9
C11.52342.77401.44331.08481.08482.16892.16892.0252
C21.52341.87082.35122.15822.15821.07631.07633.2267
Cl32.77401.87084.03572.95512.95512.40372.40374.7808
O41.44332.35124.03572.09172.09172.63322.63320.9523
H51.08482.15822.95512.09171.76802.49693.06172.4139
H61.08482.15822.95512.09171.76803.06172.49692.4139
H72.16891.07632.40372.63322.49693.06171.77573.5266
H82.16891.07632.40372.63323.06172.49691.77573.5266
H92.02523.22674.78080.95232.41392.41393.52663.5266

picture of 2-Chloroethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl3 109.197 C1 C2 H7 111.932
C1 C2 H8 111.932 C1 O4 H9 113.844
C2 C1 O4 104.811 C2 C1 H5 110.548
C2 C1 H6 110.548 Cl3 C2 H7 106.134
Cl3 C2 H8 106.134 O4 C1 H5 110.866
O4 C1 H6 110.866 H5 C1 H6 109.155
H7 C2 H8 111.156
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 0.005      
2 C -0.363      
3 Cl -0.112      
4 O -0.617      
5 H 0.144      
6 H 0.144      
7 H 0.207      
8 H 0.207      
9 H 0.386      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.501 -1.195 0.000 2.772
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.706 -5.980 0.000
y -5.980 -29.892 0.000
z 0.000 0.000 -30.985
Traceless
 xyz
x -3.267 -5.980 0.000
y -5.980 2.454 0.000
z 0.000 0.000 0.814
Polar
3z2-r21.628
x2-y2-3.814
xy-5.980
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.117 0.596 0.000
y 0.596 4.335 0.000
z 0.000 0.000 3.722


<r2> (average value of r2) Å2
<r2> 98.983
(<r2>)1/2 9.949