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

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-538.683927
Energy at 298.15K-538.687496
HF Energy-538.683927
Nuclear repulsion energy93.943951
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 B3PW91/6-31G(2df,p)
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' 3170 3048 3.35      
2 A' 3108 2988 11.30      
3 A' 1490 1432 0.46      
4 A' 1455 1399 3.27      
5 A' 1238 1190 14.22      
6 A' 1104 1062 8.39      
7 A' 664 639 83.47      
8 A' 569 547 20.12      
9 A' 300 289 12.22      
10 A" 3283 3156 3.91      
11 A" 3175 3053 2.05      
12 A" 1248 1200 0.20      
13 A" 1054 1013 0.73      
14 A" 776 746 1.78      
15 A" 217 208 0.93      

Unscaled Zero Point Vibrational Energy (zpe) 11425.5 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 10984.4 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 B3PW91/6-31G(2df,p)
ABC
1.09684 0.19012 0.17319

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.462 0.827 0.000
C2 0.000 0.872 0.000
Cl3 0.702 -0.840 0.000
H4 -2.005 0.706 0.930
H5 -2.005 0.706 -0.930
H6 0.420 1.335 -0.893
H7 0.420 1.335 0.893

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.46222.73171.08391.08392.14342.1434
C21.46221.85042.21662.21661.08991.0899
Cl32.73171.85043.25353.25352.36762.3676
H41.08392.21663.25351.85943.09832.5056
H51.08392.21663.25351.85942.50563.0983
H62.14341.08992.36763.09832.50561.7864
H72.14341.08992.36762.50563.09831.7864

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 110.561 C1 C2 H6 113.449
C1 C2 H7 113.449 C2 C1 H4 120.325
C2 C1 H5 120.325 Cl3 C2 H6 104.261
Cl3 C2 H7 104.261 H4 C1 H5 118.125
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.278      
2 C -0.235      
3 Cl -0.182      
4 H 0.165      
5 H 0.165      
6 H 0.183      
7 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.040 1.888 0.000 2.155
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.081 0.685 0.000
y 0.685 -25.716 0.000
z 0.000 0.000 -24.542
Traceless
 xyz
x 0.047 0.685 0.000
y 0.685 -0.904 0.000
z 0.000 0.000 0.857
Polar
3z2-r21.714
x2-y20.634
xy0.685
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.665 -1.115 0.000
y -1.115 5.206 0.000
z 0.000 0.000 4.207


<r2> (average value of r2) Å2
<r2> 73.828
(<r2>)1/2 8.592