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

using model chemistry: PBE1PBE/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at PBE1PBE/3-21G*
 hartrees
Energy at 0K-535.979065
Energy at 298.15K-535.982404
HF Energy-535.979065
Nuclear repulsion energy94.703327
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 PBE1PBE/3-21G*
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 3265 3134 3.45      
2 A 3145 3019 6.64      
3 A 3090 2966 9.58      
4 A 3021 2900 11.49      
5 A 1545 1483 5.72      
6 A 1528 1467 13.46      
7 A 1461 1403 13.44      
8 A 1325 1272 35.69      
9 A 1129 1084 3.79      
10 A 1072 1029 28.31      
11 A 1041 999 3.61      
12 A 730 701 28.72      
13 A 364 349 5.94      
14 A 277 266 44.26      
15 A 123 118 5.59      

Unscaled Zero Point Vibrational Energy (zpe) 11558.7 cm-1
Scaled (by 0.9598) Zero Point Vibrational Energy (zpe) 11094.1 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 PBE1PBE/3-21G*
ABC
1.40043 0.18409 0.16795

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.446 0.603 -0.046
C2 1.649 -0.267 0.006
Cl3 -1.113 -0.129 0.004
H4 0.462 1.672 0.117
H5 1.599 -1.055 -0.757
H6 2.550 0.331 -0.167
H7 1.751 -0.766 0.984

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.48581.72331.08142.14152.12522.1539
C21.48582.76562.27651.09791.09541.1022
Cl31.72332.76562.39532.96593.69613.0936
H41.08142.27652.39533.08152.49802.8908
H52.14151.09792.96593.08151.78141.7712
H62.12521.09543.69612.49801.78141.7788
H72.15391.10223.09362.89081.77121.7788

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 111.068 C1 C2 H6 109.918
C1 C2 H7 111.804 C2 C1 Cl3 118.854
C2 C1 H4 124.180 H5 C2 H6 108.619
H5 C2 H7 107.229 H6 C2 H7 108.081
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.326      
2 C -0.682      
3 Cl 0.014      
4 H 0.259      
5 H 0.250      
6 H 0.241      
7 H 0.245      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.598 0.374 0.210 1.654
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.667 0.243 0.057
y 0.243 -24.501 0.310
z 0.057 0.310 -26.751
Traceless
 xyz
x 0.959 0.243 0.057
y 0.243 1.207 0.310
z 0.057 0.310 -2.167
Polar
3z2-r2-4.334
x2-y2-0.165
xy0.243
xz0.057
yz0.310


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.763 0.432 0.005
y 0.432 3.885 0.010
z 0.005 0.010 2.775


<r2> (average value of r2) Å2
<r2> 75.818
(<r2>)1/2 8.707