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

using model chemistry: BLYP/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 BLYP/3-21G*
 hartrees
Energy at 0K-536.169266
Energy at 298.15K-536.172704
HF Energy-536.169266
Nuclear repulsion energy90.394258
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 BLYP/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' 3094 3074 2.34      
2 A' 3069 3049 5.37      
3 A' 1513 1503 1.26      
4 A' 1480 1470 5.98      
5 A' 1168 1161 2.29      
6 A' 1086 1079 3.72      
7 A' 723 718 63.25      
8 A' 302 300 25.02      
9 A' 270 268 33.48      
10 A" 3197 3177 6.19      
11 A" 3138 3118 0.67      
12 A" 1250 1242 0.12      
13 A" 1008 1002 0.26      
14 A" 797 792 3.89      
15 A" 321 319 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 11209.0 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 11136.2 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 BLYP/3-21G*
ABC
1.01754 0.17496 0.15899

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.442 0.915 0.000
C2 0.000 0.984 0.000
Cl3 0.689 -0.926 0.000
H4 -1.991 0.802 0.936
H5 -1.991 0.802 -0.936
H6 0.465 1.367 -0.913
H7 0.465 1.367 0.913

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.44412.81591.09051.09052.16262.1626
C21.44412.03042.20732.20731.09371.0937
Cl32.81592.03043.32243.32242.47792.4779
H41.09052.20733.32241.87153.12562.5204
H51.09052.20733.32241.87152.52043.1256
H62.16261.09372.47793.12562.52041.8257
H72.16261.09372.47792.52043.12561.8257

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 107.076 C1 C2 H6 116.211
C1 C2 H7 116.211 C2 C1 H4 120.484
C2 C1 H5 120.484 Cl3 C2 H6 100.656
Cl3 C2 H7 100.656 H4 C1 H5 118.199
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.279      
2 C -0.445      
3 Cl -0.159      
4 H 0.202      
5 H 0.202      
6 H 0.239      
7 H 0.239      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.346 2.393 0.000 2.746
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.865 0.647 0.000
y 0.647 -26.267 0.000
z 0.000 0.000 -24.899
Traceless
 xyz
x 0.719 0.647 0.000
y 0.647 -1.386 0.000
z 0.000 0.000 0.667
Polar
3z2-r21.334
x2-y21.403
xy0.647
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.692 -1.757 0.000
y -1.757 5.248 0.000
z 0.000 0.000 3.505


<r2> (average value of r2) Å2
<r2> 78.578
(<r2>)1/2 8.864