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

using model chemistry: MP2/6-31G(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 MP2/6-31G(2df,p)
 hartrees
Energy at 0K-537.987513
Energy at 298.15K-537.991158
HF Energy-537.514669
Nuclear repulsion energy94.614601
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 MP2/6-31G(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' 3242 3062 1.76      
2 A' 3164 2988 9.04      
3 A' 1522 1438 0.74      
4 A' 1490 1407 2.53      
5 A' 1286 1214 18.54      
6 A' 1114 1052 7.36      
7 A' 700 661 88.45      
8 A' 618 584 9.07      
9 A' 310 292 11.24      
10 A" 3364 3178 1.12      
11 A" 3237 3057 1.06      
12 A" 1283 1212 0.13      
13 A" 1088 1027 0.84      
14 A" 789 745 1.52      
15 A" 216 204 1.59      

Unscaled Zero Point Vibrational Energy (zpe) 11710.8 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 11060.8 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 MP2/6-31G(2df,p)
ABC
1.09307 0.19406 0.17626

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.472 0.797 0.000
C2 0.000 0.860 0.000
Cl3 0.708 -0.818 0.000
H4 -2.002 0.637 0.927
H5 -2.002 0.637 -0.927
H6 0.401 1.340 -0.890
H7 0.401 1.340 0.890

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.47292.71251.07951.07952.14292.1429
C21.47291.82102.21702.21701.08741.0874
Cl32.71251.82103.21203.21202.35422.3542
H41.07952.21703.21201.85343.09272.5034
H51.07952.21703.21201.85342.50343.0927
H62.14291.08742.35423.09272.50341.7792
H72.14291.08742.35422.50343.09271.7792

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 110.424 C1 C2 H6 112.773
C1 C2 H7 112.773 C2 C1 H4 119.796
C2 C1 H5 119.796 Cl3 C2 H6 105.280
Cl3 C2 H7 105.280 H4 C1 H5 118.287
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability