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

using model chemistry: B3LYP/CEP-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B3LYP/CEP-31G
 hartrees
Energy at 0K-28.543324
Energy at 298.15K-28.546844
HF Energy-28.543324
Nuclear repulsion energy36.343835
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 B3LYP/CEP-31G
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' 3158 3058 6.80      
2 A' 3142 3043 23.34      
3 A' 1508 1461 1.05      
4 A' 1459 1413 8.92      
5 A' 1214 1176 8.14      
6 A' 1119 1084 9.13      
7 A' 745 721 114.59      
8 A' 396 384 42.18      
9 A' 278 269 17.30      
10 A" 3280 3176 31.80      
11 A" 3230 3128 3.35      
12 A" 1236 1197 0.02      
13 A" 1022 990 1.26      
14 A" 790 765 6.47      
15 A" 285 276 0.80      

Unscaled Zero Point Vibrational Energy (zpe) 11431.4 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 11070.1 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 B3LYP/CEP-31G
ABC
1.02118 0.17157 0.15632

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.475 0.920 0.000
C2 0.000 0.967 0.000
Cl3 0.706 -0.923 0.000
H4 -2.027 0.817 0.940
H5 -2.027 0.817 -0.940
H6 0.456 1.366 -0.913
H7 0.456 1.366 0.913

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.47612.85541.09461.09462.18202.1820
C21.47612.01752.23902.23901.09551.0955
Cl32.85542.01753.37253.37252.47692.4769
H41.09462.23903.37251.88003.14592.5425
H51.09462.23903.37251.88002.54253.1459
H62.18201.09552.47693.14592.54251.8258
H72.18201.09552.47692.54253.14591.8258

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 108.644 C1 C2 H6 115.301
C1 C2 H7 115.301 C2 C1 H4 120.419
C2 C1 H5 120.419 Cl3 C2 H6 101.279
Cl3 C2 H7 101.279 H4 C1 H5 118.355
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.274      
2 C -0.372      
3 Cl -0.165      
4 H 0.196      
5 H 0.196      
6 H 0.210      
7 H 0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.472 2.616 0.000 3.002
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.623 1.051 0.000
y 1.051 -26.038 0.000
z 0.000 0.000 -24.035
Traceless
 xyz
x 0.414 1.051 0.000
y 1.051 -1.709 0.000
z 0.000 0.000 1.296
Polar
3z2-r22.591
x2-y21.415
xy1.051
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.349 -1.905 0.000
y -1.905 5.718 0.000
z 0.000 0.000 2.836


<r2> (average value of r2) Å2
<r2> 57.963
(<r2>)1/2 7.613