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All results from a given calculation for CCl3 (Trichloromethyl radical)

using model chemistry: MP2/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3 2A1
Energy calculated at MP2/SDD
 hartrees
Energy at 0K-1416.355092
Energy at 298.15K-1416.355019
HF Energy-1416.124698
Nuclear repulsion energy237.636416
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/SDD
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 468 452 2.12      
2 A1 354 342 0.16      
3 E 790 762 195.91      
3 E 790 762 195.91      
4 E 252 244 0.15      
4 E 252 244 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 1453.2 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 1402.8 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/SDD
ABC
0.10046 0.10046 0.05076

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.360
Cl2 0.000 1.779 -0.042
Cl3 1.541 -0.890 -0.042
Cl4 -1.541 -0.890 -0.042

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 Cl4
C11.82421.82421.8242
Cl21.82423.08183.0818
Cl31.82423.08183.0818
Cl41.82423.08183.0818

picture of Trichloromethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 115.279 Cl2 C1 Cl4 115.279
Cl3 C1 Cl4 115.279
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability