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

using model chemistry: HF/STO-3G

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/STO-3G
 hartrees
Energy at 0K-531.664347
Energy at 298.15K-531.667998
HF Energy-531.664347
Nuclear repulsion energy93.554247
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/STO-3G
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' 3635 2968 0.30      
2 A' 3614 2951 0.48      
3 A' 1772 1447 1.83      
4 A' 1711 1397 1.93      
5 A' 1500 1225 23.69      
6 A' 1217 994 3.20      
7 A' 873 713 41.30      
8 A' 636 520 8.97      
9 A' 343 280 5.86      
10 A" 3812 3112 0.43      
11 A" 3741 3055 0.54      
12 A" 1457 1189 2.14      
13 A" 1231 1005 0.03      
14 A" 883 721 0.18      
15 A" 228 186 1.55      

Unscaled Zero Point Vibrational Energy (zpe) 13326.5 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 10881.1 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 HF/STO-3G
ABC
1.07422 0.18874 0.17140

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.507 0.812 0.000
C2 0.000 0.863 0.000
Cl3 0.724 -0.821 0.000
H4 -2.021 0.593 0.927
H5 -2.021 0.593 -0.927
H6 0.388 1.360 -0.890
H7 0.388 1.360 0.890

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.50752.76411.08261.08262.16372.1637
C21.50751.83312.23982.23981.09041.0904
Cl32.76411.83313.22383.22382.37932.3793
H41.08262.23983.22381.85423.11322.5284
H51.08262.23983.22381.85422.52843.1132
H62.16371.09042.37933.11322.52841.7795
H72.16371.09042.37932.52843.11321.7795

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 111.302 C1 C2 H6 111.787
C1 C2 H7 111.787 C2 C1 H4 118.802
C2 C1 H5 118.802 Cl3 C2 H6 106.148
Cl3 C2 H7 106.148 H4 C1 H5 117.832
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.081      
2 C -0.063      
3 Cl -0.193      
4 H 0.070      
5 H 0.070      
6 H 0.099      
7 H 0.099      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.120 2.096 0.000 2.376
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.296 1.126 0.000
y 1.126 -24.517 0.000
z 0.000 0.000 -23.412
Traceless
 xyz
x -0.332 1.126 0.000
y 1.126 -0.663 0.000
z 0.000 0.000 0.995
Polar
3z2-r21.990
x2-y20.221
xy1.126
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.099 -0.655 0.000
y -0.655 2.414 0.000
z 0.000 0.000 1.631


<r2> (average value of r2) Å2
<r2> 73.618
(<r2>)1/2 8.580