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

using model chemistry: LSDA/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 LSDA/3-21G*
 hartrees
Energy at 0K-534.648328
Energy at 298.15K-534.651865
HF Energy-534.648328
Nuclear repulsion energy93.247566
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 LSDA/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' 3101 3045 0.40      
2 A' 3050 2995 3.64      
3 A' 1481 1455 3.27      
4 A' 1448 1422 13.15      
5 A' 1200 1178 1.00      
6 A' 1133 1112 6.19      
7 A' 701 689 80.82      
8 A' 447 439 43.50      
9 A' 293 288 17.31      
10 A" 3212 3154 1.10      
11 A" 3119 3063 0.08      
12 A" 1244 1222 0.24      
13 A" 1034 1015 0.29      
14 A" 790 776 6.98      
15 A" 258 254 0.65      

Unscaled Zero Point Vibrational Energy (zpe) 11255.2 cm-1
Scaled (by 0.982) Zero Point Vibrational Energy (zpe) 11052.6 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 LSDA/3-21G*
ABC
1.04727 0.19009 0.17220

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.436 0.830 0.000
C2 0.000 0.918 0.000
Cl3 0.689 -0.859 0.000
H4 -1.981 0.697 0.939
H5 -1.981 0.697 -0.939
H6 0.436 1.358 -0.908
H7 0.436 1.358 0.908

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.43902.71441.09351.09352.14682.1468
C21.43901.90552.20312.20311.09951.0995
Cl32.71441.90553.22933.22932.40922.4092
H41.09352.20313.22931.87783.11282.5055
H51.09352.20313.22931.87782.50553.1128
H62.14681.09952.40923.11282.50551.8169
H72.14681.09952.40922.50553.11281.8169

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 107.689 C1 C2 H6 114.837
C1 C2 H7 114.837 C2 C1 H4 120.292
C2 C1 H5 120.292 Cl3 C2 H6 103.301
Cl3 C2 H7 103.301 H4 C1 H5 118.330
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.348      
2 C -0.585      
3 Cl -0.088      
4 H 0.234      
5 H 0.234      
6 H 0.277      
7 H 0.277      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.103 1.992 0.000 2.276
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.053 0.848 0.000
y 0.848 -26.365 0.000
z 0.000 0.000 -24.742
Traceless
 xyz
x 0.500 0.848 0.000
y 0.848 -1.467 0.000
z 0.000 0.000 0.967
Polar
3z2-r21.934
x2-y21.312
xy0.848
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.466 -1.434 0.000
y -1.434 4.771 0.000
z 0.000 0.000 3.528


<r2> (average value of r2) Å2
<r2> 74.327
(<r2>)1/2 8.621