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

using model chemistry: B3PW91/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 B3PW91/STO-3G
 hartrees
Energy at 0K-532.736594
Energy at 298.15K-532.740084
HF Energy-532.736594
Nuclear repulsion energy92.396158
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/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' 3415 3022 3.56      
2 A' 3363 2976 0.29      
3 A' 1626 1439 1.29      
4 A' 1576 1395 0.21      
5 A' 1337 1183 7.36      
6 A' 1152 1019 6.63      
7 A' 734 650 39.91      
8 A' 574 508 16.54      
9 A' 309 273 9.22      
10 A" 3589 3177 0.58      
11 A" 3488 3087 0.36      
12 A" 1338 1184 1.10      
13 A" 1123 994 0.00      
14 A" 820 726 1.65      
15 A" 258 228 0.85      

Unscaled Zero Point Vibrational Energy (zpe) 12350.1 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 10929.9 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/STO-3G
ABC
1.07055 0.18303 0.16694

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.490 0.852 0.000
C2 0.000 0.882 0.000
Cl3 0.716 -0.855 0.000
H4 -2.033 0.708 0.941
H5 -2.033 0.708 -0.941
H6 0.417 1.359 -0.905
H7 0.417 1.359 0.905

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.49022.78931.09581.09582.17092.1709
C21.49021.87942.24712.24711.10461.1046
Cl32.78931.87943.29933.29932.41052.4105
H41.09582.24713.29931.88123.13602.5356
H51.09582.24713.29931.88122.53563.1360
H62.17091.10462.41053.13602.53561.8103
H72.17091.10462.41052.53563.13601.8103

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 111.217 C1 C2 H6 112.727
C1 C2 H7 112.727 C2 C1 H4 119.895
C2 C1 H5 119.895 Cl3 C2 H6 104.770
Cl3 C2 H7 104.770 H4 C1 H5 118.273
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.112      
2 C -0.116      
3 Cl -0.181      
4 H 0.089      
5 H 0.089      
6 H 0.115      
7 H 0.115      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.152 2.068 0.000 2.367
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.614 0.854 0.000
y 0.854 -24.231 0.000
z 0.000 0.000 -23.085
Traceless
 xyz
x 0.045 0.854 0.000
y 0.854 -0.882 0.000
z 0.000 0.000 0.837
Polar
3z2-r21.674
x2-y20.618
xy0.854
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.570 -0.906 0.000
y -0.906 2.583 0.000
z 0.000 0.000 1.648


<r2> (average value of r2) Å2
<r2> 74.978
(<r2>)1/2 8.659