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

using model chemistry: CCSD(T)/6-31G(2df,p)

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(2df,p)
 hartrees
Energy at 0K-538.051101
Energy at 298.15K-538.054707
HF Energy-537.514501
Nuclear repulsion energy94.042182
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(2df,p)
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' 3194 3194        
2 A' 3135 3135        
3 A' 1514 1514        
4 A' 1476 1476        
5 A' 1268 1268        
6 A' 1096 1096        
7 A' 666 666        
8 A' 594 594        
9 A' 304 304        
10 A" 3308 3308        
11 A" 3202 3202        
12 A" 1270 1270        
13 A" 1073 1073        
14 A" 781 781        
15 A" 220 220        

Unscaled Zero Point Vibrational Energy (zpe) 11549.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11549.9 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(2df,p)
ABC
1.08288 0.19149 0.17396

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.474 0.808 0.000
C2 0.000 0.871 0.000
Cl3 0.709 -0.828 0.000
H4 -2.008 0.658 0.930
H5 -2.008 0.658 -0.930
H6 0.406 1.344 -0.893
H7 0.406 1.344 0.893

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.47502.72731.08291.08292.14902.1490
C21.47501.84082.22302.22301.08911.0891
Cl32.72731.84083.23333.23332.36802.3680
H41.08292.22303.23331.86003.10172.5099
H51.08292.22303.23331.86002.50993.1017
H62.14901.08912.36803.10172.50991.7855
H72.14901.08912.36802.50993.10171.7855

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 110.191 C1 C2 H6 113.026
C1 C2 H7 113.026 C2 C1 H4 119.924
C2 C1 H5 119.924 Cl3 C2 H6 104.930
Cl3 C2 H7 104.930 H4 C1 H5 118.364
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability