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

using model chemistry: QCISD(T)/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 QCISD(T)/aug-cc-pVDZ
 hartrees
Energy at 0K-613.741734
Energy at 298.15K-613.747619
HF Energy-613.030371
Nuclear repulsion energy157.699070
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 QCISD(T)/aug-cc-pVDZ
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' 3813 3728        
2 A' 3091 3022        
3 A' 3016 2949        
4 A' 1506 1472        
5 A' 1476 1443        
6 A' 1434 1402        
7 A' 1288 1260        
8 A' 1229 1201        
9 A' 1055 1032        
10 A' 1029 1006        
11 A' 764 747        
12 A' 384 375        
13 A' 246 241        
14 A" 3161 3091        
15 A" 3065 2997        
16 A" 1286 1257        
17 A" 1191 1165        
18 A" 1049 1026        
19 A" 790 773        
20 A" 239 234        
21 A" 122 119        

Unscaled Zero Point Vibrational Energy (zpe) 15616.1 cm-1
Scaled (by 0.9778) Zero Point Vibrational Energy (zpe) 15269.4 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 QCISD(T)/aug-cc-pVDZ
ABC
0.95700 0.08044 0.07641

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.973 -0.554 0.000
C2 0.000 0.624 0.000
Cl3 -1.702 -0.006 0.000
O4 2.288 0.030 0.000
H5 0.805 -1.176 0.901
H6 0.805 -1.176 -0.901
H7 0.124 1.241 0.902
H8 0.124 1.241 -0.902
H9 2.936 -0.687 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 O4 H5 H6 H7 H8 H9
C11.52722.73021.43911.10731.10732.18072.18071.9683
C21.52721.81472.36372.16752.16751.10031.10033.2157
Cl32.73021.81473.99012.90992.90992.38812.38814.6882
O41.43912.36373.99012.11262.11262.63882.63880.9669
H51.10732.16752.90992.11261.80132.51093.09132.3645
H61.10732.16752.90992.11261.80133.09132.51092.3645
H72.18071.10032.38812.63882.51093.09131.80483.5272
H82.18071.10032.38812.63883.09132.51091.80483.5272
H91.96833.21574.68820.96692.36452.36453.52723.5272

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 109.263 C1 C2 H7 111.145
C1 C2 H8 111.145 C1 O4 H9 108.185
C2 C1 O4 105.623 C2 C1 H5 109.694
C2 C1 H6 109.694 Cl3 C2 H7 107.474
Cl3 C2 H8 107.474 O4 C1 H5 111.460
O4 C1 H6 111.460 H5 C1 H6 108.862
H7 C2 H8 110.196
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability