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

using model chemistry: PBEPBEultrafine/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at PBEPBEultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-538.513030
Energy at 298.15K-538.516317
HF Energy-538.513030
Nuclear repulsion energy94.674813
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 PBEPBEultrafine/aug-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 3150 3115 4.18      
2 A 3035 3001 9.04      
3 A 2971 2938 12.25      
4 A 2900 2868 24.21      
5 A 1424 1408 3.26      
6 A 1401 1385 8.85      
7 A 1351 1336 6.70      
8 A 1250 1236 37.40      
9 A 1097 1085 5.79      
10 A 1006 995 16.78      
11 A 960 949 0.61      
12 A 719 711 23.76      
13 A 347 343 6.02      
14 A 273 270 25.00      
15 A 126 125 2.85      

Unscaled Zero Point Vibrational Energy (zpe) 11005.5 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 10882.2 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 PBEPBEultrafine/aug-cc-pVTZ
ABC
1.41697 0.18344 0.16764

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.447 0.595 -0.048
C2 1.650 -0.263 0.006
Cl3 -1.116 -0.129 0.004
H4 0.450 1.669 0.121
H5 1.617 -1.058 -0.756
H6 2.550 0.344 -0.164
H7 1.766 -0.767 0.984

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.47811.72331.08652.14562.12042.1585
C21.47812.76872.27651.10171.09881.1070
Cl31.72332.76872.38652.98513.69953.1097
H41.08652.27652.38653.09282.49852.8998
H52.14561.10172.98513.09281.78491.7706
H62.12041.09883.69952.49851.78491.7803
H72.15851.10703.10972.89981.77061.7803

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 111.716 C1 C2 H6 109.867
C1 C2 H7 112.439 C2 C1 Cl3 119.531
C2 C1 H4 124.452 H5 C2 H6 108.421
H5 C2 H7 106.577 H6 C2 H7 107.633
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.353      
2 C -0.512      
3 Cl -0.118      
4 H 0.331      
5 H 0.229      
6 H 0.204      
7 H 0.219      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.471 0.304 0.162 1.510
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.061 0.276 0.046
y 0.276 -25.188 0.319
z 0.046 0.319 -26.963
Traceless
 xyz
x 1.015 0.276 0.046
y 0.276 0.824 0.319
z 0.046 0.319 -1.838
Polar
3z2-r2-3.676
x2-y20.127
xy0.276
xz0.046
yz0.319


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.121 0.153 0.020
y 0.153 6.066 -0.082
z 0.020 -0.082 5.307


<r2> (average value of r2) Å2
<r2> 76.232
(<r2>)1/2 8.731