return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CHCl3 (Chloroform)

using model chemistry: CCSD/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD/6-31G(2df,p)
 hartrees
Energy at 0K-1417.631462
Energy at 298.15K-1417.633198
Nuclear repulsion energy 
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/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 A1 3230 3054 0.53      
2 A1 692 654 5.50      
3 A1 376 356 0.42      
4 E 1274 1204 24.92      
4 E 1274 1204 24.90      
5 E 822 777 128.77      
5 E 822 777 128.77      
6 E 267 253 0.14      
6 E 267 253 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 4511.9 cm-1
Scaled (by 0.9455) Zero Point Vibrational Energy (zpe) 4266.0 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/6-31G(2df,p)
ABC
0.10940 0.10940 0.05678

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.463
H2 0.000 0.000 1.509
Cl3 0.000 1.590 -0.084
Cl4 1.377 -0.795 -0.084
Cl5 -1.377 -0.795 -0.084

Atom - Atom Distances (Å)
  C1 H2 Cl3 Cl4 Cl5
C11.04601.68091.68091.6809
H21.04602.25022.25022.2502
Cl31.68092.25022.75312.7531
Cl41.68092.25022.75312.7531
Cl51.68092.25022.75312.7531

picture of Chloroform state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Cl3 108.982 H2 C1 Cl4 108.982
H2 C1 Cl5 108.982 Cl3 C1 Cl4 109.956
Cl3 C1 Cl5 109.956 Cl4 C1 Cl5 109.956
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability