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All results from a given calculation for CHFClBr (fluorochlorobromomethane)

using model chemistry: B3LYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/6-311G**
 hartrees
Energy at 0K-3172.944084
Energy at 298.15K-3172.948713
HF Energy-3172.944084
Nuclear repulsion energy318.625110
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 B3LYP/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 3164 3058 3.96 76.52 0.26 0.41
2 A 1337 1292 19.24 6.22 0.74 0.85
3 A 1223 1183 82.71 3.62 0.64 0.78
4 A 1096 1059 213.29 1.06 0.74 0.85
5 A 742 717 234.91 4.74 0.60 0.75
6 A 641 620 72.04 11.38 0.17 0.30
7 A 419 405 1.09 5.43 0.30 0.46
8 A 308 298 0.58 3.99 0.53 0.69
9 A 220 213 0.06 6.50 0.53 0.69

Unscaled Zero Point Vibrational Energy (zpe) 4574.8 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 4422.9 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 B3LYP/6-311G**
ABC
0.21394 0.06532 0.05164

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.578 0.467 0.412
Br2 -1.219 -0.187 -0.028
Cl3 1.853 -0.685 -0.067
F4 0.784 1.645 -0.203
H5 0.619 0.593 1.488

Atom - Atom Distances (Å)
  C1 Br2 Cl3 F4 H5
C11.96231.78351.34541.0846
Br21.96233.11212.72032.5070
Cl31.78353.11212.56762.3617
F41.34542.72032.56761.9988
H51.08462.50702.36171.9988

picture of fluorochlorobromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 112.280 Br2 C1 F4 109.234
Br2 C1 H5 107.192 Cl3 C1 F4 109.493
Cl3 C1 H5 108.386 F4 C1 H5 110.223
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.006      
2 Br 0.005      
3 Cl -0.025      
4 F -0.176      
5 H 0.201      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.083 0.017 1.362 1.365
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.201 0.202 1.165
y 0.202 -43.326 1.352
z 1.165 1.352 -40.574
Traceless
 xyz
x -0.251 0.202 1.165
y 0.202 -1.939 1.352
z 1.165 1.352 2.189
Polar
3z2-r24.379
x2-y21.125
xy0.202
xz1.165
yz1.352


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.021 -0.332 0.067
y -0.332 4.768 0.379
z 0.067 0.379 3.705


<r2> (average value of r2) Å2
<r2> 183.473
(<r2>)1/2 13.545