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

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-536.158349
Energy at 298.15K-536.161936
HF Energy-536.158349
Nuclear repulsion energy92.956949
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 B3PW91/3-21G*
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' 3178 3049 2.78      
2 A' 3129 3002 7.68      
3 A' 1537 1474 4.24      
4 A' 1499 1438 6.06      
5 A' 1267 1216 4.86      
6 A' 1089 1045 7.80      
7 A' 675 648 88.21      
8 A' 491 472 40.44      
9 A' 307 295 16.19      
10 A" 3290 3156 4.01      
11 A" 3196 3067 0.87      
12 A" 1292 1240 0.17      
13 A" 1078 1034 0.58      
14 A" 808 775 5.29      
15 A" 249 239 0.89      

Unscaled Zero Point Vibrational Energy (zpe) 11542.8 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 11074.2 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 B3PW91/3-21G*
ABC
1.06697 0.18646 0.16952

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.461 0.843 0.000
C2 0.000 0.903 0.000
Cl3 0.701 -0.860 0.000
H4 -2.000 0.720 0.932
H5 -2.000 0.720 -0.932
H6 0.425 1.350 -0.899
H7 0.425 1.350 0.899

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.46182.75121.08411.08412.14932.1493
C21.46181.89682.21412.21411.09021.0902
Cl32.75121.89683.26483.26482.40142.4014
H41.08412.21413.26481.86493.10312.5051
H51.08412.21413.26481.86492.50513.1031
H62.14931.09022.40143.10312.50511.7985
H72.14931.09022.40142.50513.10311.7985

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 109.314 C1 C2 H6 113.956
C1 C2 H7 113.956 C2 C1 H4 120.112
C2 C1 H5 120.112 Cl3 C2 H6 103.709
Cl3 C2 H7 103.709 H4 C1 H5 118.658
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.349      
2 C -0.573      
3 Cl -0.098      
4 H 0.233      
5 H 0.233      
6 H 0.277      
7 H 0.277      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.163 2.069 0.000 2.374
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.165 0.813 0.000
y 0.813 -26.269 0.000
z 0.000 0.000 -24.797
Traceless
 xyz
x 0.368 0.813 0.000
y 0.813 -1.288 0.000
z 0.000 0.000 0.920
Polar
3z2-r21.840
x2-y21.104
xy0.813
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.015 -1.279 0.000
y -1.279 4.645 0.000
z 0.000 0.000 3.461


<r2> (average value of r2) Å2
<r2> 75.130
(<r2>)1/2 8.668