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All results from a given calculation for CH2BrF (Methane, bromofluoro-)

using model chemistry: QCISD(T)/cc-pVDZ

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)/cc-pVDZ
 hartrees
Energy at 0K-2711.338554
Energy at 298.15K-2711.343998
HF Energy-2710.846264
Nuclear repulsion energy163.911166
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)/cc-pVDZ
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' 3105 2960        
2 A' 1494 1424        
3 A' 1341 1278        
4 A' 1109 1057        
5 A' 646 616        
6 A' 312 298        
7 A" 3189 3040        
8 A" 1249 1190        
9 A" 941 897        

Unscaled Zero Point Vibrational Energy (zpe) 6693.1 cm-1
Scaled (by 0.9531) Zero Point Vibrational Energy (zpe) 6379.1 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 QCISD(T)/cc-pVDZ
ABC
1.32606 0.12296 0.11512

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.516 -1.124 0.000
F2 -0.589 -1.925 0.000
Br3 0.000 0.762 0.000
H4 1.105 -1.295 0.915
H5 1.105 -1.295 -0.915

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.36511.95451.10161.1016
F21.36512.75102.02572.0257
Br31.95452.75102.50752.5075
H41.10162.02572.50751.8297
H51.10162.02572.50751.8297

picture of Methane, bromofluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 110.681 F2 C1 H4 109.959
F2 C1 H5 109.959 Br3 C1 H4 106.933
Br3 C1 H5 106.933 H4 C1 H5 112.300
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability