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All results from a given calculation for CHClCH3 (1-chloroethyl radical)

using model chemistry: PBEPBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at PBEPBE/6-31G*
 hartrees
Energy at 0K-538.442154
Energy at 298.15K-538.445533
HF Energy-538.442154
Nuclear repulsion energy94.225617
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 PBEPBE/6-31G*
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 3172 3126 8.08      
2 A 3062 3018 10.21      
3 A 3006 2963 13.95      
4 A 2922 2880 23.28      
5 A 1463 1442 3.02      
6 A 1440 1419 9.00      
7 A 1385 1365 6.23      
8 A 1280 1262 40.35      
9 A 1112 1096 5.59      
10 A 1021 1006 23.87      
11 A 978 964 1.22      
12 A 723 713 28.25      
13 A 371 366 20.78      
14 A 306 301 19.31      
15 A 148 146 1.18      

Unscaled Zero Point Vibrational Energy (zpe) 11193.7 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 11033.6 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 PBEPBE/6-31G*
ABC
1.40471 0.18163 0.16611

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.451 0.598 -0.064
C2 1.657 -0.264 0.008
Cl3 -1.121 -0.129 0.005
H4 0.457 1.666 0.161
H5 1.609 -1.094 -0.721
H6 2.557 0.337 -0.208
H7 1.795 -0.726 1.010

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.48471.73331.09162.15312.12692.1708
C21.48472.78162.27851.10521.10341.1116
Cl31.73332.78162.39502.98543.71343.1415
H41.09162.27852.39503.11832.51262.8691
H52.15311.10522.98543.11831.79131.7793
H62.12691.10343.71342.51261.79131.7866
H72.17081.11163.14152.86911.77931.7866

picture of 1-chloroethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.633 C1 C2 H6 109.655
C1 C2 H7 112.676 C2 C1 Cl3 119.425
C2 C1 H4 123.641 H5 C2 H6 108.397
H5 C2 H7 106.766 H6 C2 H7 107.527
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.252      
2 C -0.498      
3 Cl -0.001      
4 H 0.195      
5 H 0.190      
6 H 0.181      
7 H 0.185      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.524 0.328 0.243 1.578
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.496 0.248 0.055
y 0.248 -24.504 0.375
z 0.055 0.375 -26.404
Traceless
 xyz
x 0.957 0.248 0.055
y 0.248 0.947 0.375
z 0.055 0.375 -1.904
Polar
3z2-r2-3.808
x2-y20.007
xy0.248
xz0.055
yz0.375


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.368 0.385 0.015
y 0.385 4.256 0.007
z 0.015 0.007 3.138


<r2> (average value of r2) Å2
<r2> 76.414
(<r2>)1/2 8.741