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All results from a given calculation for CBr3Cl (tribromochloromethane)

using model chemistry: B2PLYP=FULL/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP=FULL/3-21G*
 hartrees
Energy at 0K-8180.530468
Energy at 298.15K-8180.538910
HF Energy-8180.306446
Nuclear repulsion energy1121.744369
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 B2PLYP=FULL/3-21G*
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 699 699 122.58      
2 A1 330 330 0.13      
3 A1 209 209 0.02      
4 E 704 704 104.76      
4 E 704 704 104.73      
5 E 214 214 0.01      
5 E 214 214 0.01      
6 E 141 141 0.00      
6 E 141 141 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 1678.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1678.1 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 B2PLYP=FULL/3-21G*
ABC
0.02892 0.02892 0.02117

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.301
Cl2 0.000 0.000 2.097
Br3 0.000 1.834 -0.357
Br4 1.588 -0.917 -0.357
Br5 -1.588 -0.917 -0.357

Atom - Atom Distances (Å)
  C1 Cl2 Br3 Br4 Br5
C11.79621.94821.94821.9482
Cl21.79623.06333.06333.0633
Br31.94823.06333.17653.1765
Br41.94823.06333.17653.1765
Br51.94823.06333.17653.1765

picture of tribromochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Br3 109.720 Cl2 C1 Br4 109.720
Cl2 C1 Br5 109.720 Br3 C1 Br4 109.221
Br3 C1 Br5 109.221 Br4 C1 Br5 109.221
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability