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All results from a given calculation for CHClCH3 (1-chloroethyl radical)

using model chemistry: CISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at CISD/6-31G*
 hartrees
Energy at 0K-537.867462
Energy at 298.15K-537.871073
HF Energy-537.503144
Nuclear repulsion energy94.829678
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 CISD/6-31G*
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 3322 3076 9.04      
2 A 3220 2981 12.24      
3 A 3181 2945 15.74      
4 A 3105 2875 16.92      
5 A 1567 1451 3.08      
6 A 1550 1435 8.38      
7 A 1498 1387 6.57      
8 A 1382 1280 41.44      
9 A 1171 1084 1.83      
10 A 1097 1015 19.17      
11 A 1063 985 0.61      
12 A 772 715 27.20      
13 A 455 421 28.50      
14 A 342 317 4.15      
15 A 174 161 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 11948.9 cm-1
Scaled (by 0.9258) Zero Point Vibrational Energy (zpe) 11062.3 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 CISD/6-31G*
ABC
1.40734 0.18426 0.16838

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.445 0.603 -0.080
C2 1.648 -0.267 0.011
Cl3 -1.112 -0.129 0.007
H4 0.459 1.645 0.201
H5 1.587 -1.094 -0.699
H6 2.542 0.318 -0.212
H7 1.765 -0.698 1.012

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.48781.72261.07952.13652.12032.1512
C21.48782.76422.25971.09121.09081.0960
Cl31.72262.76422.37782.95183.68773.1010
H41.07952.25972.37783.09532.50382.8024
H52.13651.09122.95183.09531.77221.7650
H62.12031.09083.68772.50381.77221.7699
H72.15121.09603.10102.80241.76501.7699

picture of 1-chloroethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.942 C1 C2 H6 109.673
C1 C2 H7 111.833 C2 C1 Cl3 118.684
C2 C1 H4 122.537 H5 C2 H6 108.625
H5 C2 H7 107.596 H6 C2 H7 108.064
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability