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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: CCSD=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CCSD=FULL/cc-pVTZ
 hartrees
Energy at 0K-3170.861871
Energy at 298.15K-3170.866620
HF Energy-3169.903362
Nuclear repulsion energy323.825655
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=FULL/cc-pVTZ
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 3215 3048 1.76      
2 A 1374 1303 14.72      
3 A 1264 1199 68.86      
4 A 1155 1095 177.75      
5 A 822 780 176.01      
6 A 686 650 39.35      
7 A 437 415 0.94      
8 A 327 310 0.20      
9 A 231 219 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 4756.2 cm-1
Scaled (by 0.9481) Zero Point Vibrational Energy (zpe) 4509.4 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=FULL/cc-pVTZ
ABC
0.21741 0.06804 0.05351

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.563 0.459 0.409
Br2 -1.194 -0.185 -0.028
Cl3 1.815 -0.680 -0.067
F4 0.770 1.633 -0.201
H5 0.607 0.591 1.476

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.92201.75801.33911.0758
Br21.92203.04942.68212.4712
Cl31.75803.04942.54122.3355
F41.33912.68212.54121.9814
H51.07582.47122.33551.9814

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.844 Br2 C1 F4 109.358
Br2 C1 H5 107.670 Cl3 C1 F4 109.534
Cl3 C1 H5 108.606 F4 C1 H5 109.794
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability