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

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

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/6-31G**
 hartrees
Energy at 0K-2807.826745
Energy at 298.15K-2807.831718
HF Energy-2807.200858
Nuclear repulsion energy257.562971
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/6-31G**
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' 3241 3028 19.48      
2 A' 1350 1262 117.48      
3 A' 1148 1072 246.23      
4 A' 729 682 118.79      
5 A' 576 538 7.52      
6 A' 322 301 0.19      
7 A" 1424 1331 28.57      
8 A" 1200 1121 183.42      
9 A" 319 298 0.51      

Unscaled Zero Point Vibrational Energy (zpe) 5154.4 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 4816.3 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/6-31G**
ABC
0.33549 0.09587 0.07788

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.429 -0.913 0.000
H2 -1.511 -0.975 0.000
Br3 0.077 0.962 0.000
F4 0.077 -1.513 1.093
F5 0.077 -1.513 -1.093

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08461.94211.34591.3459
H21.08462.50512.00222.0022
Br31.94212.50512.70602.7060
F41.34592.00222.70602.1868
F51.34592.00222.70602.1868

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 108.365 H2 C1 F4 110.469
H2 C1 F5 110.469 Br3 C1 F4 109.430
Br3 C1 F5 109.430 F4 C1 F5 108.664
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability