return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: QCISD(T)=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)=FULL/Def2TZVPP
 hartrees
Energy at 0K-5283.944883
Energy at 298.15K 
HF Energy-5282.757201
Nuclear repulsion energy483.188020
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 QCISD(T)=FULL/Def2TZVPP
Rotational Constants (cm-1) from geometry optimized at QCISD(T)=FULL/Def2TZVPP
ABC
0.18409 0.04122 0.03442

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.103 0.783 0.000
H2 -1.005 1.378 0.000
F3 0.977 1.591 0.000
Br4 -0.103 -0.291 1.599
Br5 -0.103 -0.291 -1.599

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08071.34841.92661.9266
H21.08071.99342.48162.4816
F31.34841.99342.69552.6955
Br41.92662.48162.69553.1981
Br51.92662.48162.69553.1981

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.803 H2 C1 Br4 107.879
H2 C1 Br5 107.879 F3 C1 Br4 109.518
F3 C1 Br5 109.518 Br4 C1 Br5 112.199
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability