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

using model chemistry: MP2/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 MP2/cc-pVDZ
 hartrees
Energy at 0K-2810.345719
Energy at 298.15K-2810.350711
HF Energy-2809.708065
Nuclear repulsion energy257.407378
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/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' 3193 3041 23.21      
2 A' 1319 1256 111.35      
3 A' 1136 1082 276.66      
4 A' 729 695 120.60      
5 A' 586 558 7.24      
6 A' 327 311 0.28      
7 A" 1397 1330 31.03      
8 A" 1188 1132 212.37      
9 A" 321 305 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 5097.0 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 4854.9 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/cc-pVDZ
ABC
0.33672 0.09554 0.07772

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.424 -0.914 0.000
H2 -1.521 -0.976 0.000
Br3 0.077 0.964 0.000
F4 0.077 -1.516 1.091
F5 0.077 -1.516 -1.091

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09841.94411.34291.3429
H21.09842.51322.00842.0084
Br31.94412.51322.70932.7093
F41.34292.00842.70932.1829
F51.34292.00842.70932.1829

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 108.151 H2 C1 F4 110.306
H2 C1 F5 110.306 Br3 C1 F4 109.670
Br3 C1 F5 109.670 F4 C1 F5 108.728
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability