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

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-27.951957
Energy at 298.15K-27.955683
HF Energy-27.951957
Nuclear repulsion energy37.649375
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 HF/CEP-121G*
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' 3296 2977 8.92      
2 A' 3284 2967 32.47      
3 A' 1631 1473 0.68      
4 A' 1579 1426 1.05      
5 A' 1396 1261 44.23      
6 A' 1122 1014 8.82      
7 A' 708 639 132.56      
8 A' 620 560 1.91      
9 A' 327 295 13.68      
10 A" 3410 3081 20.37      
11 A" 3353 3029 8.86      
12 A" 1364 1233 0.07      
13 A" 1161 1049 1.14      
14 A" 829 749 0.34      
15 A" 231 209 3.18      

Unscaled Zero Point Vibrational Energy (zpe) 12154.7 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 10980.5 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 HF/CEP-121G*
ABC
1.08847 0.19009 0.17276

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.489 0.812 0.000
C2 0.000 0.866 0.000
Cl3 0.716 -0.825 0.000
H4 -2.015 0.634 0.923
H5 -2.015 0.634 -0.923
H6 0.395 1.342 -0.884
H7 0.395 1.342 0.884

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.49042.74641.07691.07692.14832.1483
C21.49041.83592.22812.22811.07931.0793
Cl32.74641.83593.23093.23092.36192.3619
H41.07692.22813.23091.84673.09442.5118
H51.07692.22813.23091.84672.51183.0944
H62.14831.07932.36193.09442.51181.7688
H72.14831.07932.36192.51183.09441.7688

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 110.883 C1 C2 H6 112.455
C1 C2 H7 112.455 C2 C1 H4 119.557
C2 C1 H5 119.557 Cl3 C2 H6 105.257
Cl3 C2 H7 105.257 H4 C1 H5 118.045
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.339      
2 C -0.215      
3 Cl -0.209      
4 H 0.183      
5 H 0.183      
6 H 0.199      
7 H 0.199      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.074 1.985 0.000 2.257
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.416 1.165 0.000
y 1.165 -25.873 0.000
z 0.000 0.000 -24.378
Traceless
 xyz
x -0.291 1.165 0.000
y 1.165 -0.976 0.000
z 0.000 0.000 1.266
Polar
3z2-r22.532
x2-y20.457
xy1.165
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.952 -0.937 0.000
y -0.937 5.124 0.000
z 0.000 0.000 3.909


<r2> (average value of r2) Å2
<r2> 54.717
(<r2>)1/2 7.397