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

using model chemistry: QCISD/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/cc-pVDZ
 hartrees
Energy at 0K-2711.328427
Energy at 298.15K-2711.333887
HF Energy-2710.846514
Nuclear repulsion energy164.264202
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-pVDZ
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' 3125 2998 23.48      
2 A' 1505 1444 0.97      
3 A' 1354 1299 68.31      
4 A' 1125 1079 178.91      
5 A' 656 629 58.21      
6 A' 316 304 0.57      
7 A" 3208 3078 11.96      
8 A" 1259 1208 4.19      
9 A" 950 912 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 6749.5 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 6475.4 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-pVDZ
ABC
1.32954 0.12356 0.11566

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.515 -1.121 0.000
F2 -0.588 -1.920 0.000
Br3 0.000 0.760 0.000
H4 1.103 -1.294 0.913
H5 1.103 -1.294 -0.913

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.36221.95051.09991.0999
F21.36222.74422.02202.0220
Br31.95052.74422.50382.5038
H41.09992.02202.50381.8260
H51.09992.02202.50381.8260

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 110.609 F2 C1 H4 109.964
F2 C1 H5 109.964 Br3 C1 H4 107.006
Br3 C1 H5 107.006 H4 C1 H5 112.217
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability