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

using model chemistry: ROHF/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at ROHF/3-21G
 hartrees
Energy at 0K-534.881012
Energy at 298.15K-534.884720
HF Energy-534.881012
Nuclear repulsion energy92.058407
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 ROHF/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' 3334 3024 4.36      
2 A' 3320 3012 9.25      
3 A' 1648 1495 4.38      
4 A' 1607 1457 3.42      
5 A' 1367 1240 31.05      
6 A' 1115 1011 11.84      
7 A' 656 595 135.91      
8 A' 572 519 38.06      
9 A' 323 293 17.69      
10 A" 3447 3127 4.19      
11 A" 3393 3077 0.06      
12 A" 1382 1254 0.21      
13 A" 1144 1037 0.35      
14 A" 856 777 3.30      
15 A" 252 229 2.08      

Unscaled Zero Point Vibrational Energy (zpe) 12207.6 cm-1
Scaled (by 0.907) Zero Point Vibrational Energy (zpe) 11072.3 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 ROHF/3-21G
ABC
1.05212 0.18155 0.16484

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.470 0.872 0.000
C2 0.000 0.931 0.000
Cl3 0.703 -0.880 0.000
H4 -1.993 0.716 0.921
H5 -1.993 0.716 -0.921
H6 0.428 1.352 -0.890
H7 0.428 1.352 0.890

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.47092.79091.07051.07052.15052.1505
C21.47091.94242.20562.20561.07351.0735
Cl32.79091.94243.26513.26512.41842.4184
H41.07052.20563.26511.84203.08932.5032
H51.07052.20563.26511.84202.50323.0893
H62.15051.07352.41843.08932.50321.7795
H72.15051.07352.41842.50323.08931.7795

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 108.915 C1 C2 H6 114.478
C1 C2 H7 114.478 C2 C1 H4 119.595
C2 C1 H5 119.595 Cl3 C2 H6 102.791
Cl3 C2 H7 102.791 H4 C1 H5 118.717
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.347      
2 C -0.560      
3 Cl -0.143      
4 H 0.238      
5 H 0.238      
6 H 0.287      
7 H 0.287      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.444 2.736 0.000 3.094
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.021 1.372 0.000
y 1.372 -27.236 -0.000
z 0.000 -0.000 -25.297
Traceless
 xyz
x 0.246 1.372 0.000
y 1.372 -1.577 -0.000
z 0.000 -0.000 1.331
Polar
3z2-r22.663
x2-y21.215
xy1.372
xz0.000
yz-0.000


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


<r2> (average value of r2) Å2
<r2> 76.905
(<r2>)1/2 8.770