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

using model chemistry: HF/CEP-31G

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-31G
 hartrees
Energy at 0K-44.178411
Energy at 298.15K-44.184425
HF Energy-44.178411
Nuclear repulsion energy69.095696
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-31G
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' 4082 3679 42.10      
2 A' 3340 3010 30.23      
3 A' 3257 2936 54.78      
4 A' 1670 1505 1.30      
5 A' 1632 1471 9.14      
6 A' 1573 1418 2.01      
7 A' 1416 1276 16.93      
8 A' 1307 1178 65.57      
9 A' 1137 1025 134.42      
10 A' 1094 986 2.09      
11 A' 750 676 141.58      
12 A' 393 354 1.26      
13 A' 259 234 17.77      
14 A" 3435 3096 23.41      
15 A" 3319 2992 72.30      
16 A" 1412 1273 0.01      
17 A" 1299 1171 3.78      
18 A" 1144 1031 2.24      
19 A" 880 793 0.36      
20 A" 259 233 243.15      
21 A" 126 113 21.48      

Unscaled Zero Point Vibrational Energy (zpe) 16891.5 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 15226.0 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 HF/CEP-31G
ABC
0.96062 0.07822 0.07436

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.012 -0.520 0.000
C2 0.000 0.626 0.000
Cl3 -1.733 -0.084 0.000
O4 2.300 0.135 0.000
H5 0.893 -1.138 0.886
H6 0.893 -1.138 -0.886
H7 0.079 1.232 0.890
H8 0.079 1.232 -0.890
H9 3.043 -0.468 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 O4 H5 H6 H7 H8 H9
C11.52882.77971.44441.08751.08752.17562.17562.0315
C21.52881.87272.35182.16682.16681.07971.07973.2336
Cl32.77971.87274.03882.96522.96522.40952.40954.7915
O41.44442.35184.03882.09432.09432.63262.63260.9566
H51.08752.16682.96522.09431.77282.50653.07212.4206
H61.08752.16682.96522.09431.77283.07212.50652.4206
H72.17561.07972.40952.63262.50653.07211.77973.5312
H82.17561.07972.40952.63263.07212.50651.77973.5312
H92.03153.23364.79150.95662.42062.42063.53123.5312

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 111.879
C1 C2 H8 111.879 C1 O4 H9 114.031
C2 C1 O4 104.521 C2 C1 H5 110.699
C2 C1 H6 110.699 Cl3 C2 H7 106.274
Cl3 C2 H8 106.274 O4 C1 H5 110.834
O4 C1 H6 110.834 H5 C1 H6 109.199
H7 C2 H8 111.006
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.010      
2 C -0.231      
3 Cl -0.162      
4 O -0.593      
5 H 0.127      
6 H 0.127      
7 H 0.179      
8 H 0.179      
9 H 0.385      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.584 -1.274 0.000 2.881
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.072 -5.993 0.000
y -5.993 -29.838 0.000
z 0.000 0.000 -30.829
Traceless
 xyz
x -3.739 -5.993 0.000
y -5.993 2.612 0.000
z 0.000 0.000 1.126
Polar
3z2-r22.252
x2-y2-4.234
xy-5.993
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.960 0.707 0.000
y 0.707 3.852 0.000
z 0.000 0.000 2.958


<r2> (average value of r2) Å2
<r2> 99.260
(<r2>)1/2 9.963