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All results from a given calculation for CFClBrI (fluorochlorobromoiodomethane)

using model chemistry: B3LYP/3-21G*

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/3-21G*
 hartrees
Energy at 0K-10047.945435
Energy at 298.15K 
HF Energy-10047.945435
Nuclear repulsion energy896.337749
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/3-21G*
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 1076 1035 105.32 3.63 0.52 0.68
2 A 707 681 204.27 4.65 0.64 0.78
3 A 693 667 245.47 11.13 0.58 0.74
4 A 418 402 2.15 10.07 0.04 0.08
5 A 306 295 0.05 3.64 0.57 0.73
6 A 259 250 0.12 3.57 0.75 0.86
7 A 238 229 0.16 8.97 0.19 0.32
8 A 173 166 0.02 4.22 0.61 0.75
9 A 131 126 0.07 3.61 0.57 0.73

Unscaled Zero Point Vibrational Energy (zpe) 2000.8 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 1924.7 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/3-21G*
ABC
0.05810 0.02539 0.02064

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.454 0.476 0.359
F2 0.544 0.710 1.717
Cl3 0.775 2.026 -0.504
Br4 1.789 -0.851 -0.144
I5 -1.574 -0.262 -0.075

Atom - Atom Distances (Å)
  C1 F2 Cl3 Br4 I5
C11.38041.80251.94922.2019
F21.38042.59152.73012.9401
Cl31.80252.59153.07223.3067
Br41.94922.73013.07223.4152
I52.20192.94013.30673.4152

picture of fluorochlorobromoiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 108.285 F2 C1 Br4 108.965
F2 C1 I5 108.122 Cl3 C1 Br4 109.887
Cl3 C1 I5 110.943 Br4 C1 I5 110.569
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.018      
2 F -0.234      
3 Cl 0.059      
4 Br 0.049      
5 I 0.144      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.303 -0.663 -0.532 0.902
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -65.105 -0.236 -0.116
y -0.236 -68.547 -0.112
z -0.116 -0.112 -70.685
Traceless
 xyz
x 4.511 -0.236 -0.116
y -0.236 -0.652 -0.112
z -0.116 -0.112 -3.859
Polar
3z2-r2-7.718
x2-y23.442
xy-0.236
xz-0.116
yz-0.112


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.875 0.287 -0.163
y 0.287 9.539 -0.351
z -0.163 -0.351 6.568


<r2> (average value of r2) Å2
<r2> 437.343
(<r2>)1/2 20.913