return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CBrClF2 (Methane, bromochlorodifluoro-)

using model chemistry: BLYP/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 BLYP/6-311G**
 hartrees
Energy at 0K-3272.176444
Energy at 298.15K-3272.180218
HF Energy-3272.176444
Nuclear repulsion energy431.300095
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 BLYP/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' 1025 1021 331.75      
2 A' 764 761 457.16      
3 A' 609 607 13.58      
4 A' 401 400 4.06      
5 A' 299 298 3.44      
6 A' 201 200 0.18      
7 A" 1092 1088 230.42      
8 A" 384 383 0.16      
9 A" 276 275 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 2525.0 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 2515.2 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 BLYP/6-311G**
ABC
0.12376 0.05334 0.04665

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.042 0.698 0.000
Br2 0.559 -1.227 0.000
Cl3 -1.757 0.913 0.000
F4 0.559 1.291 1.094
F5 0.559 1.291 -1.094

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 F5
C11.99361.81191.34771.3477
Br21.99363.15412.74602.7460
Cl31.81193.15412.58942.5894
F41.34772.74602.58942.1876
F51.34772.74602.58942.1876

picture of Methane, bromochlorodifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 111.871 Br2 C1 F4 109.004
Br2 C1 F5 109.004 Cl3 C1 F4 109.197
Cl3 C1 F5 109.197 F4 C1 F5 108.506
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.232      
2 Br 0.034      
3 Cl -0.005      
4 F -0.130      
5 F -0.130      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.020 -0.309 0.000 0.310
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.041 -0.629 0.000
y -0.629 -45.401 0.000
z 0.000 0.000 -47.545
Traceless
 xyz
x 0.432 -0.629 0.000
y -0.629 1.391 0.000
z 0.000 0.000 -1.824
Polar
3z2-r2-3.647
x2-y2-0.640
xy-0.629
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.676 -1.553 0.000
y -1.553 6.869 0.000
z 0.000 0.000 3.846


<r2> (average value of r2) Å2
<r2> 219.394
(<r2>)1/2 14.812