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

using model chemistry: CCSD/TZVP

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/TZVP
 hartrees
Energy at 0K-538.004804
Energy at 298.15K-538.008475
HF Energy-537.551925
Nuclear repulsion energy94.000205
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/TZVP
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 3048 5.01      
2 A' 3144 3001 16.34      
3 A' 1528 1458 0.10      
4 A' 1496 1427 2.11      
5 A' 1323 1263 26.40      
6 A' 1104 1053 7.05      
7 A' 692 660 97.86      
8 A' 607 580 2.91      
9 A' 311 297 11.09      
10 A" 3305 3154 6.64      
11 A" 3209 3063 4.99      
12 A" 1293 1234 0.01      
13 A" 1101 1051 1.24      
14 A" 799 762 0.48      
15 A" 230 219 2.22      

Unscaled Zero Point Vibrational Energy (zpe) 11666.4 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 11134.4 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 CCSD/TZVP
ABC
1.09542 0.19033 0.17327

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.470 0.821 0.000
C2 0.000 0.869 0.000
Cl3 0.708 -0.834 0.000
H4 -2.005 0.675 0.928
H5 -2.005 0.675 -0.928
H6 0.399 1.345 -0.890
H7 0.399 1.345 0.890

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.47112.73521.08071.08072.13582.1358
C21.47111.84382.21762.21761.08581.0858
Cl32.73521.84383.23973.23972.37422.3742
H41.08072.21763.23971.85583.08752.4956
H51.08072.21763.23971.85582.49563.0875
H62.13581.08582.37423.08752.49561.7808
H72.13581.08582.37422.49563.08751.7808

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 110.704 C1 C2 H6 112.420
C1 C2 H7 112.420 C2 C1 H4 119.912
C2 C1 H5 119.912 Cl3 C2 H6 105.329
Cl3 C2 H7 105.329 H4 C1 H5 118.328
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability