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

using model chemistry: mPW1PW91/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 mPW1PW91/cc-pVDZ
 hartrees
Energy at 0K-538.767716
Energy at 298.15K-538.771298
HF Energy-538.767716
Nuclear repulsion energy93.847677
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 mPW1PW91/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' 3180 3047 3.02      
2 A' 3124 2993 12.46      
3 A' 1483 1421 0.68      
4 A' 1439 1379 4.20      
5 A' 1233 1182 14.05      
6 A' 1117 1071 8.38      
7 A' 662 635 85.81      
8 A' 575 551 16.63      
9 A' 303 291 12.53      
10 A" 3299 3162 2.74      
11 A" 3196 3063 2.16      
12 A" 1245 1194 0.16      
13 A" 1050 1006 0.75      
14 A" 779 747 2.19      
15 A" 216 207 0.90      

Unscaled Zero Point Vibrational Energy (zpe) 11451.1 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 10973.5 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 mPW1PW91/cc-pVDZ
ABC
1.09123 0.19009 0.17317

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.463 0.826 0.000
C2 0.000 0.872 0.000
Cl3 0.703 -0.839 0.000
H4 -2.008 0.699 0.936
H5 -2.008 0.699 -0.936
H6 0.420 1.339 -0.898
H7 0.420 1.339 0.898

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.46342.73201.09061.09062.14792.1479
C21.46341.84932.22192.22191.09571.0957
Cl32.73201.84933.25403.25402.37222.3722
H41.09062.22193.25401.87213.10912.5110
H51.09062.22193.25401.87212.51103.1091
H62.14791.09572.37223.10912.51101.7955
H72.14791.09572.37222.51103.10911.7955

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 110.575 C1 C2 H6 113.356
C1 C2 H7 113.356 C2 C1 H4 120.202
C2 C1 H5 120.202 Cl3 C2 H6 104.386
Cl3 C2 H7 104.386 H4 C1 H5 118.248
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.062      
2 C -0.118      
3 Cl -0.162      
4 H 0.071      
5 H 0.071      
6 H 0.100      
7 H 0.100      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.975 1.814 0.000 2.059
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.313 0.721 0.000
y 0.721 -25.875 0.000
z 0.000 0.000 -24.676
Traceless
 xyz
x -0.037 0.721 0.000
y 0.721 -0.880 0.000
z 0.000 0.000 0.918
Polar
3z2-r21.836
x2-y20.562
xy0.721
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.264 -1.143 0.000
y -1.143 4.943 0.000
z 0.000 0.000 3.744


<r2> (average value of r2) Å2
<r2> 73.992
(<r2>)1/2 8.602