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

using model chemistry: QCISD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at QCISD/6-31G**
 hartrees
Energy at 0K-537.937728
Energy at 298.15K-537.941381
HF Energy-537.506172
Nuclear repulsion energy94.166248
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 QCISD/6-31G**
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' 3235 3045 5.55      
2 A' 3171 2986 18.39      
3 A' 1554 1463 0.61      
4 A' 1521 1432 1.14      
5 A' 1327 1249 25.52      
6 A' 1115 1050 7.33      
7 A' 686 646 94.33      
8 A' 603 568 2.28      
9 A' 315 296 10.40      
10 A" 3348 3151 8.26      
11 A" 3238 3049 6.49      
12 A" 1307 1230 0.05      
13 A" 1109 1044 1.12      
14 A" 799 752 0.90      
15 A" 223 210 1.61      

Unscaled Zero Point Vibrational Energy (zpe) 11775.8 cm-1
Scaled (by 0.9414) Zero Point Vibrational Energy (zpe) 11085.7 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 QCISD/6-31G**
ABC
1.10295 0.19070 0.17370

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.475 0.817 0.000
C2 0.000 0.859 0.000
Cl3 0.710 -0.828 0.000
H4 -2.011 0.671 0.926
H5 -2.011 0.671 -0.926
H6 0.399 1.342 -0.888
H7 0.399 1.342 0.888

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.47602.73601.08001.08002.13922.1392
C21.47601.83122.22232.22231.08631.0863
Cl32.73601.83123.24243.24242.36562.3656
H41.08002.22233.24241.85263.09022.5020
H51.08002.22233.24241.85262.50203.0902
H62.13921.08632.36563.09022.50201.7754
H72.13921.08632.36562.50203.09021.7754

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 111.188 C1 C2 H6 112.317
C1 C2 H7 112.317 C2 C1 H4 119.985
C2 C1 H5 119.985 Cl3 C2 H6 105.491
Cl3 C2 H7 105.491 H4 C1 H5 118.109
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability