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

using model chemistry: QCISD(T)/cc-pVDZ

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(T)/cc-pVDZ
 hartrees
Energy at 0K-537.975832
Energy at 298.15K-537.979425
HF Energy-537.527013
Nuclear repulsion energy93.384031
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(T)/cc-pVDZ
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' 3162 3013        
2 A' 3106 2960        
3 A' 1492 1422        
4 A' 1455 1387        
5 A' 1251 1192        
6 A' 1096 1045        
7 A' 656 625        
8 A' 583 555        
9 A' 302 288        
10 A" 3277 3123        
11 A" 3175 3026        
12 A" 1252 1193        
13 A" 1057 1008        
14 A" 773 737        
15 A" 225 214        

Unscaled Zero Point Vibrational Energy (zpe) 11429.8 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 10893.7 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(T)/cc-pVDZ
ABC
1.06692 0.18904 0.17181

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.483 0.814 0.000
C2 0.000 0.874 0.000
Cl3 0.713 -0.833 0.000
H4 -2.023 0.654 0.942
H5 -2.023 0.654 -0.942
H6 0.407 1.358 -0.903
H7 0.407 1.358 0.903

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.48432.74551.09691.09692.16412.1641
C21.48431.84992.24182.24181.10201.1020
Cl32.74551.84993.25293.25292.38872.3887
H41.09692.24183.25291.88303.13052.5300
H51.09692.24183.25291.88302.53003.1305
H62.16411.10202.38873.13052.53001.8052
H72.16411.10202.38872.53003.13051.8052

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 110.384 C1 C2 H6 112.763
C1 C2 H7 112.763 C2 C1 H4 119.817
C2 C1 H5 119.817 Cl3 C2 H6 105.205
Cl3 C2 H7 105.205 H4 C1 H5 118.258
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability