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All results from a given calculation for CH2CH2Cl (2-chloroethyl radical)

using model chemistry: ROMP2/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at ROMP2/cc-pVDZ
 hartrees
Energy at 0K-537.921604
Energy at 298.15K-537.925221
HF Energy-537.522737
Nuclear repulsion energy94.004725
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 ROMP2/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' 3216 3216        
2 A' 3141 3141        
3 A' 1503 1503        
4 A' 1469 1469        
5 A' 1273 1273        
6 A' 1116 1116        
7 A' 693 693        
8 A' 604 604        
9 A' 310 310        
10 A" 3340 3340        
11 A" 3216 3216        
12 A" 1269 1269        
13 A" 1074 1074        
14 A" 782 782        
15 A" 206 206        

Unscaled Zero Point Vibrational Energy (zpe) 11605.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11605.2 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 ROMP2/cc-pVDZ
ABC
1.08342 0.19142 0.17410

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROMP2/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.480 0.804 0.000
C2 0.000 0.861 0.000
Cl3 0.712 -0.823 0.000
H4 -2.018 0.651 0.938
H5 -2.018 0.651 -0.938
H6 0.402 1.351 -0.898
H7 0.402 1.351 0.898

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.48062.73011.09231.09232.15532.1553
C21.48061.82852.23532.23531.09921.0992
Cl32.73011.82853.24163.24162.37262.3726
H41.09232.23533.24161.87553.11732.5196
H51.09232.23533.24161.87552.51963.1173
H62.15531.09922.37263.11732.51961.7962
H72.15531.09922.37262.51963.11731.7962

picture of 2-chloroethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl3 110.742 C1 C2 H6 112.482
C1 C2 H7 112.482 C2 C1 H4 119.876
C2 C1 H5 119.876 Cl3 C2 H6 105.552
Cl3 C2 H7 105.552 H4 C1 H5 118.302
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROMP2/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.075      
2 C -0.058      
3 Cl -0.199      
4 H 0.073      
5 H 0.073      
6 H 0.093      
7 H 0.093      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 74.047
(<r2>)1/2 8.605