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

using model chemistry: B2PLYP=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/3-21G
 hartrees
Energy at 0K-2798.162931
Energy at 298.15K 
HF Energy-2798.037568
Nuclear repulsion energy250.278989
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 B2PLYP=FULL/3-21G
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' 3203 3049 29.40      
2 A' 1323 1260 117.88      
3 A' 1105 1052 225.35      
4 A' 673 640 117.70      
5 A' 541 515 12.64      
6 A' 290 276 1.11      
7 A" 1419 1351 31.16      
8 A" 1193 1136 141.53      
9 A" 290 276 1.95      

Unscaled Zero Point Vibrational Energy (zpe) 5018.6 cm-1
Scaled (by 0.952) Zero Point Vibrational Energy (zpe) 4777.8 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 B2PLYP=FULL/3-21G
ABC
0.32063 0.08994 0.07324

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.435 -0.959 0.000
H2 -1.518 -0.989 0.000
Br3 0.078 0.995 0.000
F4 0.078 -1.559 1.120
F5 0.078 -1.559 -1.120

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08302.01991.37061.3706
H21.08302.54612.03142.0314
Br32.01992.54612.78902.7890
F41.37062.03142.78902.2400
F51.37062.03142.78902.2400

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 106.322 H2 C1 F4 111.232
H2 C1 F5 111.232 Br3 C1 F4 109.184
Br3 C1 F5 109.184 F4 C1 F5 109.602
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability