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

using model chemistry: mPW1PW91/TZVP

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/TZVP
 hartrees
Energy at 0K-538.795771
Energy at 298.15K-538.799382
HF Energy-538.795771
Nuclear repulsion energy93.946042
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/TZVP
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' 3179 3032 3.78      
2 A' 3127 2983 12.24      
3 A' 1505 1436 1.17      
4 A' 1468 1401 5.71      
5 A' 1263 1205 15.88      
6 A' 1111 1060 8.84      
7 A' 692 660 98.35      
8 A' 569 543 23.12      
9 A' 305 291 13.59      
10 A" 3289 3138 3.86      
11 A" 3193 3046 2.35      
12 A" 1264 1206 0.04      
13 A" 1069 1020 0.93      
14 A" 790 754 1.82      
15 A" 219 209 1.57      

Unscaled Zero Point Vibrational Energy (zpe) 11521.3 cm-1
Scaled (by 0.954) Zero Point Vibrational Energy (zpe) 10991.3 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/TZVP
ABC
1.10265 0.18970 0.17293

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.456 0.834 0.000
C2 0.000 0.874 0.000
Cl3 0.700 -0.845 0.000
H4 -1.999 0.719 0.928
H5 -1.999 0.719 -0.928
H6 0.417 1.334 -0.891
H7 0.417 1.334 0.891

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.45692.73281.08111.08112.13412.1341
C21.45691.85612.20942.20941.08601.0860
Cl32.73281.85613.25443.25442.37072.3707
H41.08112.20943.25441.85553.08642.4938
H51.08112.20943.25441.85552.49383.0864
H62.13411.08602.37073.08642.49381.7822
H72.13411.08602.37072.49383.08641.7822

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 110.578 C1 C2 H6 113.317
C1 C2 H7 113.317 C2 C1 H4 120.323
C2 C1 H5 120.323 Cl3 C2 H6 104.296
Cl3 C2 H7 104.296 H4 C1 H5 118.229
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.238      
2 C -0.193      
3 Cl -0.167      
4 H 0.139      
5 H 0.139      
6 H 0.160      
7 H 0.160      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.999 1.887 0.000 2.135
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.607 0.836 0.000
y 0.836 -26.309 0.000
z 0.000 0.000 -24.855
Traceless
 xyz
x -0.025 0.836 0.000
y 0.836 -1.078 0.000
z 0.000 0.000 1.103
Polar
3z2-r22.206
x2-y20.702
xy0.836
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.680 -1.244 0.000
y -1.244 5.577 0.000
z 0.000 0.000 4.090


<r2> (average value of r2) Å2
<r2> 74.173
(<r2>)1/2 8.612