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

using model chemistry: CCSD(T)/aug-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 CCSD(T)/aug-cc-pVDZ
 hartrees
Energy at 0K-538.008247
Energy at 298.15K-538.011838
HF Energy-537.533611
Nuclear repulsion energy93.069729
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)/aug-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' 3150 3032        
2 A' 3095 2979        
3 A' 1486 1430        
4 A' 1451 1397        
5 A' 1234 1188        
6 A' 1095 1054        
7 A' 656 631        
8 A' 560 539        
9 A' 302 291        
10 A" 3266 3143        
11 A" 3165 3046        
12 A" 1246 1199        
13 A" 1052 1012        
14 A" 771 742        
15 A" 231 222        

Unscaled Zero Point Vibrational Energy (zpe) 11379.3 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 10952.6 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)/aug-cc-pVDZ
ABC
1.05869 0.18779 0.17060

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.481 0.818 0.000
C2 0.000 0.887 0.000
Cl3 0.712 -0.841 0.000
H4 -2.022 0.678 0.941
H5 -2.022 0.678 -0.941
H6 0.414 1.353 -0.906
H7 0.414 1.353 0.906

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.48212.74941.09471.09472.16732.1673
C21.48211.86872.24002.24001.09971.0997
Cl32.74941.86873.26603.26602.39232.3923
H41.09472.24003.26601.88213.13082.5285
H51.09472.24003.26601.88212.52853.1308
H62.16731.09972.39233.13082.52851.8112
H72.16731.09972.39232.52853.13081.8112

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 109.737 C1 C2 H6 113.331
C1 C2 H7 113.331 C2 C1 H4 120.003
C2 C1 H5 120.003 Cl3 C2 H6 104.394
Cl3 C2 H7 104.394 H4 C1 H5 118.548
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability