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

using model chemistry: QCISD(T)/TZVP

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(T)/TZVP
 hartrees
Energy at 0K-2810.626416
Energy at 298.15K 
HF Energy-2809.819401
Nuclear repulsion energy256.911003
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(T)/TZVP
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' 3173 3056        
2 A' 1336 1287        
3 A' 1123 1081        
4 A' 717 691        
5 A' 587 565        
6 A' 322 310        
7 A" 1405 1353        
8 A" 1156 1114        
9 A" 316 304        

Unscaled Zero Point Vibrational Energy (zpe) 5067.2 cm-1
Scaled (by 0.9632) Zero Point Vibrational Energy (zpe) 4880.8 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 QCISD(T)/TZVP
ABC
0.33835 0.09479 0.07729

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.426 -0.916 0.000
H2 -1.511 -0.988 0.000
Br3 0.077 0.968 0.000
F4 0.077 -1.522 1.089
F5 0.077 -1.522 -1.089

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08751.95041.34331.3433
H21.08752.51911.99781.9978
Br31.95042.51912.71782.7178
F41.34331.99782.71782.1774
F51.34331.99782.71782.1774

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 108.686 H2 C1 F4 110.099
H2 C1 F5 110.099 Br3 C1 F4 109.833
Br3 C1 F5 109.833 F4 C1 F5 108.284
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability