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

using model chemistry: B2PLYP/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 B2PLYP/3-21G
 hartrees
Energy at 0K-535.814084
Energy at 298.15K-535.817671
HF Energy-535.743253
Nuclear repulsion energy90.427466
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 B2PLYP/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' 3201 3201 1.64      
2 A' 3185 3185 4.27      
3 A' 1569 1569 1.18      
4 A' 1535 1535 7.15      
5 A' 1216 1216 3.78      
6 A' 1107 1107 6.53      
7 A' 742 742 69.49      
8 A' 363 363 43.13      
9 A' 285 285 16.34      
10 A" 3311 3311 3.17      
11 A" 3262 3262 0.08      
12 A" 1299 1299 0.06      
13 A" 1045 1045 0.20      
14 A" 823 823 3.90      
15 A" 337 337 0.38      

Unscaled Zero Point Vibrational Energy (zpe) 11639.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11639.5 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 B2PLYP/3-21G
ABC
1.02415 0.17431 0.15845

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.436 0.925 0.000
C2 0.000 0.992 0.000
Cl3 0.685 -0.932 0.000
H4 -1.979 0.811 0.928
H5 -1.979 0.811 -0.928
H6 0.465 1.363 -0.906
H7 0.465 1.363 0.906

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.43782.81971.08111.08112.15102.1510
C21.43782.04242.19292.19291.08401.0840
Cl32.81972.04243.31593.31592.47772.4777
H41.08112.19293.31591.85663.10482.5050
H51.08112.19293.31591.85662.50503.1048
H62.15101.08402.47773.10482.50501.8123
H72.15101.08402.47772.50503.10481.8123

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 106.947 C1 C2 H6 116.369
C1 C2 H7 116.369 C2 C1 H4 120.391
C2 C1 H5 120.391 Cl3 C2 H6 100.312
Cl3 C2 H7 100.312 H4 C1 H5 118.330
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.302      
2 C -0.500      
3 Cl -0.158      
4 H 0.219      
5 H 0.219      
6 H 0.261      
7 H 0.261      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.450 2.686 0.000 3.052
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.259 0.878 0.000
y 0.878 -26.833 0.000
z 0.000 0.000 -25.130
Traceless
 xyz
x 0.722 0.878 0.000
y 0.878 -1.638 0.000
z 0.000 0.000 0.916
Polar
3z2-r21.832
x2-y21.574
xy0.878
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.008 -1.748 0.000
y -1.748 5.179 0.000
z 0.000 0.000 3.092


<r2> (average value of r2) Å2
<r2> 78.906
(<r2>)1/2 8.883