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

using model chemistry: QCISD/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 QCISD/6-311G*
 hartrees
Energy at 0K-2711.347706
Energy at 298.15K-2711.353176
HF Energy-2710.859758
Nuclear repulsion energy164.689790
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/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' 3119 2986 23.15      
2 A' 1534 1468 0.26      
3 A' 1391 1331 71.48      
4 A' 1124 1076 180.57      
5 A' 661 633 61.17      
6 A' 320 306 0.63      
7 A" 3200 3064 11.29      
8 A" 1286 1231 4.17      
9 A" 971 930 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 6802.1 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 6512.4 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/6-311G*
ABC
1.34072 0.12411 0.11618

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.515 -1.118 0.000
F2 -0.586 -1.916 0.000
Br3 0.000 0.759 0.000
H4 1.092 -1.300 0.906
H5 1.092 -1.300 -0.906

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.35941.94641.08981.0898
F21.35942.73762.00422.0042
Br31.94642.73762.50062.5006
H41.08982.00422.50061.8126
H51.08982.00422.50061.8126

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 110.559 F2 C1 H4 109.342
F2 C1 H5 109.342 Br3 C1 H4 107.519
Br3 C1 H5 107.519 H4 C1 H5 112.536
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability