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

using model chemistry: MP2=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/6-31+G**
 hartrees
Energy at 0K-2708.834863
Energy at 298.15K-2708.840327
HF Energy-2708.366212
Nuclear repulsion energy164.861839
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 MP2=FULL/6-31+G**
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' 3201 3006 13.86      
2 A' 1538 1444 0.45      
3 A' 1391 1306 68.44      
4 A' 1074 1009 187.80      
5 A' 666 626 66.83      
6 A' 318 298 0.86      
7 A" 3300 3099 2.08      
8 A" 1267 1190 3.22      
9 A" 979 920 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 6866.8 cm-1
Scaled (by 0.9392) Zero Point Vibrational Energy (zpe) 6449.3 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 MP2=FULL/6-31+G**
ABC
1.31955 0.12472 0.11655

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.525 -1.105 0.000
F2 -0.592 -1.916 0.000
Br3 0.000 0.756 0.000
H4 1.090 -1.292 0.905
H5 1.090 -1.292 -0.905

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.38031.93351.08331.0833
F21.38032.73632.00962.0096
Br31.93352.73632.49052.4905
H41.08332.00962.49051.8097
H51.08332.00962.49051.8097

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 110.207 F2 C1 H4 108.716
F2 C1 H5 108.716 Br3 C1 H4 107.948
Br3 C1 H5 107.948 H4 C1 H5 113.291
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability