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

using model chemistry: HF/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 HF/6-31G**
 hartrees
Energy at 0K-537.509977
Energy at 298.15K-537.513677
HF Energy-537.509977
Nuclear repulsion energy94.624566
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 HF/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 3376 3048 12.94      
2 A 3269 2951 18.32      
3 A 3236 2920 24.37      
4 A 3164 2856 22.28      
5 A 1612 1455 2.24      
6 A 1599 1443 6.99      
7 A 1548 1397 3.98      
8 A 1413 1275 50.08      
9 A 1189 1073 0.93      
10 A 1114 1006 18.59      
11 A 1098 991 2.06      
12 A 768 693 36.61      
13 A 508 458 24.42      
14 A 354 319 1.96      
15 A 182 164 0.41      

Unscaled Zero Point Vibrational Energy (zpe) 12214.3 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 11024.6 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 HF/6-31G**
ABC
1.40057 0.18323 0.16747

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.450 0.608 -0.090
C2 1.653 -0.270 0.012
Cl3 -1.116 -0.129 0.007
H4 0.461 1.633 0.228
H5 1.593 -1.093 -0.690
H6 2.544 0.308 -0.206
H7 1.757 -0.690 1.011

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.49251.73351.07292.13572.11872.1463
C21.49252.77202.25521.08431.08471.0887
Cl31.73352.77202.37482.95863.69233.0943
H41.07292.25522.37483.09122.50632.7729
H52.13571.08432.95863.09121.76201.7564
H62.11871.08473.69232.50631.76201.7599
H72.14631.08873.09432.77291.75641.7599

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 110.969 C1 C2 H6 109.579
C1 C2 H7 111.551 C2 C1 Cl3 118.281
C2 C1 H4 122.215 H5 C2 H6 108.652
H5 C2 H7 107.853 H6 C2 H7 108.143
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.178      
2 C -0.350      
3 Cl -0.062      
4 H 0.169      
5 H 0.146      
6 H 0.135      
7 H 0.140      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.873 0.532 0.268 1.966
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.459 0.313 0.052
y 0.313 -24.875 0.462
z 0.052 0.462 -26.635
Traceless
 xyz
x 0.296 0.313 0.052
y 0.313 1.172 0.462
z 0.052 0.462 -1.468
Polar
3z2-r2-2.936
x2-y2-0.584
xy0.313
xz0.052
yz0.462


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.587 0.475 -0.029
y 0.475 3.981 0.061
z -0.029 0.061 3.059


<r2> (average value of r2) Å2
<r2> 76.118
(<r2>)1/2 8.725