return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: CCSD(T)/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)/6-311G*
 hartrees
Energy at 0K-5283.272218
Energy at 298.15K 
HF Energy-5282.635691
Nuclear repulsion energy479.159861
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(T)/6-311G*
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' 3164 3045        
2 A' 1355 1304        
3 A' 1115 1073        
4 A' 628 605        
5 A' 361 347        
6 A' 172 166        
7 A" 1237 1190        
8 A" 718 691        
9 A" 302 290        

Unscaled Zero Point Vibrational Energy (zpe) 4524.8 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 4355.5 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(T)/6-311G*
ABC
0.18300 0.04036 0.03378

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.103 0.787 0.000
H2 -1.008 1.393 0.000
F3 0.979 1.595 0.000
Br4 -0.103 -0.292 1.616
Br5 -0.103 -0.292 -1.616

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08921.35021.94371.9437
H21.08921.99722.50452.5045
F31.35021.99722.71012.7101
Br41.94372.50452.71013.2325
Br51.94372.50452.71013.2325

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.456 H2 C1 Br4 108.000
H2 C1 Br5 108.000 F3 C1 Br4 109.408
F3 C1 Br5 109.408 Br4 C1 Br5 112.514
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability