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

using model chemistry: ROHF/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 ROHF/6-31G*
 hartrees
Energy at 0K-2807.200498
Energy at 298.15K-2807.205591
HF Energy-2807.200498
Nuclear repulsion energy260.532598
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 ROHF/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' 3403 3030 23.22      
2 A' 1451 1292 155.17      
3 A' 1245 1108 316.79      
4 A' 774 689 140.92      
5 A' 627 558 9.34      
6 A' 346 308 0.13      
7 A" 1542 1373 41.11      
8 A" 1310 1167 208.77      
9 A" 343 305 0.65      

Unscaled Zero Point Vibrational Energy (zpe) 5520.1 cm-1
Scaled (by 0.8904) Zero Point Vibrational Energy (zpe) 4915.1 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 ROHF/6-31G*
ABC
0.34949 0.09733 0.07949

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.422 -0.911 0.000
H2 -1.492 -0.977 0.000
Br3 0.076 0.956 0.000
F4 0.076 -1.500 1.071
F5 0.076 -1.500 -1.071

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.07251.93151.31961.3196
H21.07252.48851.96941.9694
Br31.93152.48852.67922.6792
F41.31961.96942.67922.1414
F51.31961.96942.67922.1414

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 108.457 H2 C1 F4 110.407
H2 C1 F5 110.407 Br3 C1 F4 109.551
Br3 C1 F5 109.551 F4 C1 F5 108.456
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.601      
2 H 0.204      
3 Br -0.145      
4 F -0.330      
5 F -0.330      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.560 -0.125 0.000 1.565
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.798 2.224 0.000
y 2.224 -33.946 0.000
z 0.000 0.000 -35.816
Traceless
 xyz
x 3.084 2.224 0.000
y 2.224 -0.139 0.000
z 0.000 0.000 -2.945
Polar
3z2-r2-5.889
x2-y22.149
xy2.224
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 123.787
(<r2>)1/2 11.126