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All results from a given calculation for CBr3Cl (tribromochloromethane)

using model chemistry: MP2/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/cc-pVDZ
 hartrees
Energy at 0K-8215.150168
Energy at 298.15K-8215.158726
HF Energy-8214.476523
Nuclear repulsion energy1121.243397
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/cc-pVDZ
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 776 739 117.86      
2 A1 339 323 0.04      
3 A1 218 208 0.10      
4 E 704 670 111.34      
4 E 704 670 111.34      
5 E 224 213 0.06      
5 E 224 213 0.06      
6 E 147 140 0.01      
6 E 147 140 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 1740.6 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 1658.0 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 MP2/cc-pVDZ
ABC
0.02896 0.02896 0.02103

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.299
Cl2 0.000 0.000 2.077
Br3 0.000 1.840 -0.353
Br4 1.593 -0.920 -0.353
Br5 -1.593 -0.920 -0.353

Atom - Atom Distances (Å)
  C1 Cl2 Br3 Br4 Br5
C11.77761.95231.95231.9523
Cl21.77763.04823.04823.0482
Br31.95233.04823.18693.1869
Br41.95233.04823.18693.1869
Br51.95233.04823.18693.1869

picture of tribromochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Br3 109.531 Cl2 C1 Br4 109.531
Cl2 C1 Br5 109.531 Br3 C1 Br4 109.411
Br3 C1 Br5 109.411 Br4 C1 Br5 109.411
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability