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

using model chemistry: MP2=FULL/STO-3G

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=FULL/STO-3G
 hartrees
Energy at 0K-531.762831
Energy at 298.15K-531.766406
HF Energy-531.663090
Nuclear repulsion energy92.490853
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=FULL/STO-3G
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' 3469 3084 0.08      
2 A' 3411 3032 0.54      
3 A' 1674 1488 1.08      
4 A' 1632 1451 1.67      
5 A' 1407 1251 21.01      
6 A' 1163 1033 4.13      
7 A' 830 738 31.29      
8 A' 632 562 9.54      
9 A' 325 288 5.80      
10 A" 3643 3238 0.03      
11 A" 3533 3140 0.03      
12 A" 1386 1232 1.45      
13 A" 1166 1036 0.04      
14 A" 835 743 0.24      
15 A" 232 206 1.46      

Unscaled Zero Point Vibrational Energy (zpe) 12668.9 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 11261.4 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=FULL/STO-3G
ABC
1.05294 0.18443 0.16760

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.518 0.832 0.000
C2 0.000 0.872 0.000
Cl3 0.729 -0.833 0.000
H4 -2.038 0.595 0.937
H5 -2.038 0.595 -0.937
H6 0.398 1.376 -0.904
H7 0.398 1.376 0.904

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.51902.79681.09741.09742.18742.1874
C21.51901.85492.26062.26061.10831.1083
Cl32.79681.85493.25243.25242.40952.4095
H41.09742.26063.25241.87433.15172.5582
H51.09742.26063.25241.87432.55823.1517
H62.18741.10832.40953.15172.55821.8079
H72.18741.10832.40952.55823.15171.8079

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 111.598 C1 C2 H6 111.771
C1 C2 H7 111.771 C2 C1 H4 118.649
C2 C1 H5 118.649 Cl3 C2 H6 106.046
Cl3 C2 H7 106.046 H4 C1 H5 117.287
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability