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

using model chemistry: mPW1PW91/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-614.652066
Energy at 298.15K-614.657968
HF Energy-614.652066
Nuclear repulsion energy159.159377
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/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3893 3731 48.58      
2 A' 3121 2991 14.50      
3 A' 3039 2912 35.19      
4 A' 1505 1442 2.78      
5 A' 1474 1412 5.56      
6 A' 1438 1378 1.87      
7 A' 1289 1236 4.45      
8 A' 1231 1179 36.37      
9 A' 1091 1046 104.02      
10 A' 1043 999 8.70      
11 A' 786 753 64.87      
12 A' 393 377 2.17      
13 A' 248 237 9.21      
14 A" 3194 3061 4.87      
15 A" 3088 2959 26.87      
16 A" 1294 1240 0.09      
17 A" 1198 1148 0.37      
18 A" 1050 1007 1.43      
19 A" 796 763 0.20      
20 A" 233 224 109.59      
21 A" 118 113 16.28      

Unscaled Zero Point Vibrational Energy (zpe) 15760.2 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 15103.0 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/aug-cc-pVDZ
ABC
0.98086 0.08177 0.07772

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.967 -0.551 0.000
C2 0.000 0.613 0.000
Cl3 -1.688 0.004 0.000
O4 2.267 0.017 0.000
H5 0.797 -1.172 0.893
H6 0.797 -1.172 -0.893
H7 0.126 1.230 0.894
H8 0.126 1.230 -0.894
H9 2.915 -0.692 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 O4 H5 H6 H7 H8 H9
C11.51392.71321.41801.10081.10082.16332.16331.9528
C21.51391.79462.34382.14912.14911.09351.09353.1938
Cl32.71321.79463.95492.89092.89092.36492.36494.6557
O41.41802.34383.95492.09052.09052.61792.61790.9602
H51.10082.14912.89092.09051.78622.49363.06802.3485
H61.10082.14912.89092.09051.78623.06802.49362.3485
H72.16331.09352.36492.61792.49363.06801.78843.5029
H82.16331.09352.36492.61793.06802.49361.78843.5029
H91.95283.19384.65570.96022.34852.34853.50293.5029

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 109.896 C1 C2 H7 111.109
C1 C2 H8 111.109 C1 O4 H9 108.866
C2 C1 O4 106.104 C2 C1 H5 109.550
C2 C1 H6 109.550 Cl3 C2 H7 107.440
Cl3 C2 H8 107.440 O4 C1 H5 111.573
O4 C1 H6 111.573 H5 C1 H6 108.455
H7 C2 H8 109.710
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.957      
2 C -0.072      
3 Cl -0.069      
4 O -0.493      
5 H -0.185      
6 H -0.185      
7 H -0.034      
8 H -0.034      
9 H 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.711 -0.965 0.000 1.965
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.791 -4.270 0.000
y -4.270 -30.095 0.000
z 0.000 0.000 -31.657
Traceless
 xyz
x -1.915 -4.270 0.000
y -4.270 2.129 0.000
z 0.000 0.000 -0.214
Polar
3z2-r2-0.428
x2-y2-2.696
xy-4.270
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.469 0.100 0.000
y 0.100 6.232 0.000
z 0.000 0.000 5.716


<r2> (average value of r2) Å2
<r2> 138.179
(<r2>)1/2 11.755