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

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at CBS-Q
 hartrees
Energy at 0K-538.129454
Energy at 298.15K-538.124208
HF Energy-537.500012
Nuclear repulsion energy94.218647
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 CBS-Q
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' 3314 3314 7.89      
2 A' 3282 3282 23.01      
3 A' 1632 1632 1.37      
4 A' 1584 1584 1.15      
5 A' 1396 1396 35.82      
6 A' 1133 1133 8.96      
7 A' 702 702 126.69      
8 A' 612 612 2.22      
9 A' 330 330 12.39      
10 A" 3424 3424 11.32      
11 A" 3348 3348 5.39      
12 A" 1372 1372 0.12      
13 A" 1163 1163 1.07      
14 A" 833 833 0.89      
15 A" 226 226 2.22      

Unscaled Zero Point Vibrational Energy (zpe) 12175.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 12175.1 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 CBS-Q
ABC
1.09502 0.19202 0.17471

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.483 0.816 0.000
C2 0.000 0.859 0.000
Cl3 0.713 -0.825 0.000
H4 -2.012 0.652 0.923
H5 -2.012 0.652 -0.923
H6 0.401 1.335 -0.884
H7 0.401 1.335 0.884

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.48332.74121.07711.07712.14412.1441
C21.48331.82822.22372.22371.08101.0810
Cl32.74121.82823.23473.23472.35472.3547
H41.07712.22373.23471.84663.09112.5082
H51.07712.22373.23471.84662.50823.0911
H62.14411.08102.35473.09112.50821.7673
H72.14411.08102.35472.50823.09111.7673

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 111.321 C1 C2 H6 112.526
C1 C2 H7 112.526 C2 C1 H4 119.738
C2 C1 H5 119.738 Cl3 C2 H6 105.158
Cl3 C2 H7 105.158 H4 C1 H5 118.021
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability