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All results from a given calculation for CHBrF2 (Methane, bromodifluoro-)

using model chemistry: QCISD/cc-pVTZ-PP

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/cc-pVTZ-PP
 hartrees
Energy at 0K-653.820572
Energy at 298.15K 
HF Energy-652.916286
Nuclear repulsion energy205.394976
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/cc-pVTZ-PP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3178 3178 12.31      
2 A' 1333 1333 95.80      
3 A' 1154 1154 257.89      
4 A' 739 739 103.55      
5 A' 595 595 5.72      
6 A' 332 332 0.07      
7 A" 1406 1406 17.54      
8 A" 1197 1197 197.50      
9 A" 321 321 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 5127.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5127.8 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 QCISD/cc-pVTZ-PP
ABC
0.34227 0.09700 0.07893

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVTZ-PP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.423 -0.904 0.000
H2 -1.505 -0.972 0.000
Br3 0.076 0.957 0.000
F4 0.076 -1.505 1.082
F5 0.076 -1.505 -1.082

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08421.92691.33461.3346
H21.08422.49431.98871.9887
Br31.92692.49432.68912.6891
F41.33461.98872.68912.1648
F51.33461.98872.68912.1648

picture of Methane, bromodifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 108.603 H2 C1 F4 110.179
H2 C1 F5 110.179 Br3 C1 F4 109.738
Br3 C1 F5 109.738 F4 C1 F5 108.398
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability