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

using model chemistry: QCISD/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 QCISD/6-31G*
 hartrees
Energy at 0K-537.911775
Energy at 298.15K-537.915335
HF Energy-537.502851
Nuclear repulsion energy94.569782
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 QCISD/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 3252 3096 9.40      
2 A 3151 3001 12.89      
3 A 3109 2961 16.42      
4 A 3032 2887 18.43      
5 A 1536 1463 2.96      
6 A 1517 1445 7.96      
7 A 1465 1396 6.00      
8 A 1356 1292 38.39      
9 A 1151 1096 2.29      
10 A 1077 1025 17.64      
11 A 1043 993 0.73      
12 A 759 723 24.33      
13 A 435 414 28.47      
14 A 334 318 5.42      
15 A 169 161 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 11693.3 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 11135.6 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 QCISD/6-31G*
ABC
1.39973 0.18334 0.16753

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.445 0.603 -0.077
C2 1.652 -0.267 0.010
Cl3 -1.115 -0.129 0.006
H4 0.460 1.654 0.194
H5 1.589 -1.098 -0.703
H6 2.549 0.322 -0.216
H7 1.775 -0.702 1.016

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 H6 H7
C11.49041.72601.08512.14352.12642.1602
C21.49042.77082.26851.09701.09631.1020
Cl31.72602.77082.38632.95913.69813.1149
H41.08512.26852.38633.10702.51132.8209
H52.14351.09702.95913.10701.78121.7733
H62.12641.09633.69812.51131.78121.7787
H72.16021.10203.11492.82091.77331.7787

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 110.965 C1 C2 H6 109.644
C1 C2 H7 111.998 C2 C1 Cl3 118.781
C2 C1 H4 122.702 H5 C2 H6 108.609
H5 C2 H7 107.492 H6 C2 H7 108.018
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability