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

using model chemistry: mPW1PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at mPW1PW91/cc-pVTZ
 hartrees
Energy at 0K-538.809253
Energy at 298.15K-538.812843
HF Energy-538.809253
Nuclear repulsion energy94.299211
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 mPW1PW91/cc-pVTZ
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' 3173 3044 3.78      
2 A' 3118 2990 11.80      
3 A' 1501 1440 0.88      
4 A' 1465 1405 4.73      
5 A' 1250 1199 11.50      
6 A' 1108 1063 8.56      
7 A' 674 647 84.98      
8 A' 575 552 17.02      
9 A' 303 290 12.52      
10 A" 3282 3149 4.00      
11 A" 3180 3050 1.98      
12 A" 1260 1208 0.24      
13 A" 1064 1020 0.75      
14 A" 784 752 1.64      
15 A" 210 202 0.99      

Unscaled Zero Point Vibrational Energy (zpe) 11472.7 cm-1
Scaled (by 0.9592) Zero Point Vibrational Energy (zpe) 11004.6 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 mPW1PW91/cc-pVTZ
ABC
1.10232 0.19176 0.17461

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.457 0.820 0.000
C2 0.000 0.870 0.000
Cl3 0.700 -0.836 0.000
H4 -1.998 0.702 0.927
H5 -1.998 0.702 -0.927
H6 0.415 1.332 -0.890
H7 0.415 1.332 0.890

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.45762.71931.08001.08002.13512.1351
C21.45761.84362.20902.20901.08541.0854
Cl32.71931.84363.24133.24132.36032.3603
H41.08002.20903.24131.85423.08582.4944
H51.08002.20903.24131.85422.49443.0858
H62.13511.08542.36033.08582.49441.7800
H72.13511.08542.36032.49443.08581.7800

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 110.376 C1 C2 H6 113.384
C1 C2 H7 113.384 C2 C1 H4 120.304
C2 C1 H5 120.304 Cl3 C2 H6 104.384
Cl3 C2 H7 104.384 H4 C1 H5 118.284
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.218      
2 C -0.081      
3 Cl -0.188      
4 H 0.123      
5 H 0.123      
6 H 0.121      
7 H 0.121      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.964 1.804 0.000 2.045
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.503 0.754 0.000
y 0.754 -26.122 0.000
z 0.000 0.000 -24.804
Traceless
 xyz
x -0.040 0.754 0.000
y 0.754 -0.968 0.000
z 0.000 0.000 1.009
Polar
3z2-r22.017
x2-y20.619
xy0.754
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.996 -1.189 0.000
y -1.189 5.747 0.000
z 0.000 0.000 4.354


<r2> (average value of r2) Å2
<r2> 73.595
(<r2>)1/2 8.579