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 CF3Br (Bromotrifluoromethane)

using model chemistry: CCSD(T)/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD(T)/6-31G**
 hartrees
Energy at 0K-2906.848690
Energy at 298.15K 
HF Energy-2906.062924
Nuclear repulsion energy364.902210
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)/6-31G**
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 1111 1054        
2 A1 752 713        
3 A1 342 325        
4 E 1280 1214        
4 E 1280 1214        
5 E 540 512        
5 E 540 512        
6 E 303 287        
6 E 303 287        

Unscaled Zero Point Vibrational Energy (zpe) 3225.2 cm-1
Scaled (by 0.9485) Zero Point Vibrational Energy (zpe) 3059.1 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 CCSD(T)/6-31G**
ABC
0.18803 0.06857 0.06857

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.819
Br2 0.000 0.000 1.126
F3 0.000 1.254 -1.278
F4 1.086 -0.627 -1.278
F5 -1.086 -0.627 -1.278

Atom - Atom Distances (Å)
  C1 Br2 F3 F4 F5
C11.94521.33561.33561.3356
Br21.94522.71192.71192.7119
F31.33562.71192.17232.1723
F41.33562.71192.17232.1723
F51.33562.71192.17232.1723

picture of Bromotrifluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 F3 110.110 Br2 C1 F4 110.110
Br2 C1 F5 110.110 F3 C1 F4 108.825
F3 C1 F5 108.825 F4 C1 F5 108.825
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability