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

using model chemistry: MP2=FULL/6-311G*

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/6-311G*
 hartrees
Energy at 0K-2810.863279
Energy at 298.15K-2810.868289
HF Energy-2809.745195
Nuclear repulsion energy258.568736
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/6-311G*
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' 3212 3042 19.25      
2 A' 1361 1289 120.13      
3 A' 1142 1081 277.61      
4 A' 742 702 125.76      
5 A' 592 560 7.20      
6 A' 332 315 0.19      
7 A" 1426 1350 23.47      
8 A" 1181 1119 222.92      
9 A" 326 309 0.52      

Unscaled Zero Point Vibrational Energy (zpe) 5156.7 cm-1
Scaled (by 0.9471) Zero Point Vibrational Energy (zpe) 4883.9 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=FULL/6-311G*
ABC
0.33962 0.09642 0.07840

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.422 -0.909 0.000
H2 -1.507 -0.985 0.000
Br3 0.076 0.960 0.000
F4 0.076 -1.509 1.087
F5 0.076 -1.509 -1.087

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08751.93421.33791.3379
H21.08752.50781.99081.9908
Br31.93422.50782.69742.6974
F41.33791.99082.69742.1741
F51.33791.99082.69742.1741

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 108.942 H2 C1 F4 109.901
H2 C1 F5 109.901 Br3 C1 F4 109.704
Br3 C1 F5 109.704 F4 C1 F5 108.678
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability