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

using model chemistry: mPW1PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/3-21G*
 hartrees
Energy at 0K-611.658295
Energy at 298.15K-611.664220
HF Energy-611.658295
Nuclear repulsion energy158.153610
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 mPW1PW91/3-21G*
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' 3576 3396 3.79      
2 A' 3150 2991 9.04      
3 A' 3041 2888 29.09      
4 A' 1593 1512 2.61      
5 A' 1547 1469 7.52      
6 A' 1479 1405 1.31      
7 A' 1332 1265 0.26      
8 A' 1261 1197 50.40      
9 A' 1049 996 26.56      
10 A' 1015 964 46.80      
11 A' 758 720 76.29      
12 A' 383 364 2.36      
13 A' 248 236 12.74      
14 A" 3218 3056 4.22      
15 A" 3082 2927 44.12      
16 A" 1350 1282 0.83      
17 A" 1218 1157 0.11      
18 A" 1084 1029 3.23      
19 A" 843 800 0.74      
20 A" 258 245 156.72      
21 A" 124 118 16.36      

Unscaled Zero Point Vibrational Energy (zpe) 15803.8 cm-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 15007.3 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 mPW1PW91/3-21G*
ABC
0.96620 0.08107 0.07698

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.971 -0.570 0.000
C2 0.000 0.602 0.000
Cl3 -1.698 -0.007 0.000
O4 2.274 0.066 0.000
H5 0.794 -1.187 0.891
H6 0.794 -1.187 -0.891
H7 0.145 1.210 0.892
H8 0.145 1.210 -0.892
H9 2.966 -0.641 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 O4 H5 H6 H7 H8 H9
C11.52232.72771.44971.09791.09792.15562.15561.9956
C21.52231.80372.33622.15022.15021.08891.08893.2153
Cl32.72771.80373.97232.89742.89742.38132.38134.7061
O41.44972.33623.97232.13362.13362.57612.57610.9888
H51.09792.15022.89742.13361.78242.48263.05662.4097
H61.09792.15022.89742.13361.78243.05662.48262.4097
H72.15561.08892.38132.57612.48263.05661.78383.4894
H82.15561.08892.38132.57613.05662.48261.78383.4894
H91.99563.21534.70610.98882.40972.40973.48943.4894

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 109.905 C1 C2 H7 110.177
C1 C2 H8 110.177 C1 O4 H9 108.355
C2 C1 O4 103.610 C2 C1 H5 109.230
C2 C1 H6 109.230 Cl3 C2 H7 108.274
Cl3 C2 H8 108.274 O4 C1 H5 113.031
O4 C1 H6 113.031 H5 C1 H6 108.535
H7 C2 H8 109.989
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.183      
2 C -0.543      
3 Cl -0.065      
4 O -0.573      
5 H 0.219      
6 H 0.219      
7 H 0.282      
8 H 0.282      
9 H 0.362      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.030 -1.182 0.000 2.349
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.769 -4.590 0.000
y -4.590 -29.769 0.000
z 0.000 0.000 -31.252
Traceless
 xyz
x -1.259 -4.590 0.000
y -4.590 1.742 0.000
z 0.000 0.000 -0.483
Polar
3z2-r2-0.967
x2-y2-2.000
xy-4.590
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.640 0.190 0.000
y 0.190 4.181 0.000
z 0.000 0.000 3.632


<r2> (average value of r2) Å2
<r2> 138.932
(<r2>)1/2 11.787