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

using model chemistry: CCSD(T)/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 CCSD(T)/6-31G*
 hartrees
Energy at 0K-537.915392
Energy at 298.15K-537.919011
HF Energy-537.499052
Nuclear repulsion energy93.848178
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 CCSD(T)/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' 3179 3059        
2 A' 3117 2999        
3 A' 1537 1479        
4 A' 1502 1445        
5 A' 1311 1261        
6 A' 1109 1067        
7 A' 678 652        
8 A' 595 572        
9 A' 311 299        
10 A" 3285 3161        
11 A" 3180 3060        
12 A" 1293 1244        
13 A" 1100 1058        
14 A" 796 766        
15 A" 220 212        

Unscaled Zero Point Vibrational Energy (zpe) 11606.4 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 11166.5 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 CCSD(T)/6-31G*
ABC
1.09153 0.18983 0.17286

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.476 0.819 0.000
C2 0.000 0.864 0.000
Cl3 0.711 -0.832 0.000
H4 -2.017 0.672 0.932
H5 -2.017 0.672 -0.932
H6 0.402 1.348 -0.894
H7 0.402 1.348 0.894

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.47722.74031.08721.08722.14692.1469
C21.47721.83902.23002.23001.09331.0933
Cl32.74031.83903.25103.25102.37632.3763
H41.08722.23003.25101.86383.10532.5121
H51.08722.23003.25101.86382.51213.1053
H62.14691.09332.37633.10532.51211.7879
H72.14691.09332.37632.51213.10531.7879

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 110.980 C1 C2 H6 112.421
C1 C2 H7 112.421 C2 C1 H4 120.057
C2 C1 H5 120.057 Cl3 C2 H6 105.430
Cl3 C2 H7 105.430 H4 C1 H5 118.002
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability