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

using model chemistry: PBEPBE/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at PBEPBE/6-31G(2df,p)
 hartrees
Energy at 0K-538.444756
Energy at 298.15K-538.448258
HF Energy-538.444756
Nuclear repulsion energy93.214576
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 PBEPBE/6-31G(2df,p)
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' 3100 3068 2.83      
2 A' 3037 3005 9.62      
3 A' 1446 1431 0.25      
4 A' 1412 1398 3.29      
5 A' 1181 1169 9.71      
6 A' 1095 1083 7.89      
7 A' 660 653 64.00      
8 A' 517 512 34.55      
9 A' 287 284 13.42      
10 A" 3209 3176 3.95      
11 A" 3104 3072 1.90      
12 A" 1207 1195 0.21      
13 A" 1014 1004 0.63      
14 A" 756 748 1.81      
15 A" 226 224 0.74      

Unscaled Zero Point Vibrational Energy (zpe) 11125.4 cm-1
Scaled (by 0.9897) Zero Point Vibrational Energy (zpe) 11010.8 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 PBEPBE/6-31G(2df,p)
ABC
1.07625 0.18754 0.17071

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.459 0.841 0.000
C2 0.000 0.890 0.000
Cl3 0.700 -0.854 0.000
H4 -2.008 0.719 0.936
H5 -2.008 0.719 -0.936
H6 0.432 1.343 -0.902
H7 0.432 1.343 0.902

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.46022.74521.09151.09152.15462.1546
C21.46021.87902.22212.22211.09751.0975
Cl32.74521.87903.26913.26912.38912.3891
H41.09152.22213.26911.87113.11762.5190
H51.09152.22213.26911.87112.51903.1176
H62.15461.09752.38913.11762.51901.8031
H72.15461.09752.38912.51903.11761.8031

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 109.961 C1 C2 H6 114.045
C1 C2 H7 114.045 C2 C1 H4 120.423
C2 C1 H5 120.423 Cl3 C2 H6 103.645
Cl3 C2 H7 103.645 H4 C1 H5 117.993
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.245      
2 C -0.209      
3 Cl -0.183      
4 H 0.150      
5 H 0.150      
6 H 0.168      
7 H 0.168      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.048 1.896 0.000 2.167
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.089 0.639 0.000
y 0.639 -25.806 0.000
z 0.000 0.000 -24.658
Traceless
 xyz
x 0.143 0.639 0.000
y 0.639 -0.932 0.000
z 0.000 0.000 0.789
Polar
3z2-r21.578
x2-y20.717
xy0.639
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.021 -1.275 0.000
y -1.275 5.401 0.000
z 0.000 0.000 4.292


<r2> (average value of r2) Å2
<r2> 74.686
(<r2>)1/2 8.642