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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: B3LYP/CEP-31G

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/CEP-31G
 hartrees
Energy at 0K-56.738971
Energy at 298.15K 
HF Energy-56.738971
Nuclear repulsion energy57.836019
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/CEP-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 3188 3087 7.69 116.70 0.22 0.36
2 A 1278 1237 18.46 11.10 0.75 0.86
3 A 1185 1148 101.19 11.10 0.68 0.81
4 A 985 954 198.66 3.88 0.59 0.74
5 A 692 671 229.36 10.10 0.53 0.69
6 A 565 547 49.76 19.41 0.31 0.47
7 A 372 361 1.19 9.31 0.39 0.56
8 A 258 250 0.12 7.19 0.59 0.74
9 A 184 178 0.02 13.50 0.59 0.74

Unscaled Zero Point Vibrational Energy (zpe) 4353.2 cm-1
Scaled (by 0.9684) Zero Point Vibrational Energy (zpe) 4215.7 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/CEP-31G
ABC
0.19382 0.04545 0.03776

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.983 0.489 0.440
H2 1.075 0.638 1.522
F3 1.271 1.713 -0.216
Cl4 2.257 -0.769 -0.073
I5 -1.071 -0.112 -0.018

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.09601.41781.86232.1889
H21.09602.05222.43282.7462
F31.41782.05222.67442.9755
Cl41.86232.43282.67443.3930
I52.18892.74622.97553.3930

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 108.779 H2 C1 Cl4 107.817
H2 C1 I5 108.839 F3 C1 Cl4 108.480
F3 C1 I5 109.308 Cl4 C1 I5 113.515
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.383      
2 H 0.284      
3 F -0.149      
4 Cl 0.031      
5 I 0.217      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.007 -0.471 1.716 2.045
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.614 0.149 2.430
y 0.149 -46.411 1.775
z 2.430 1.775 -41.782
Traceless
 xyz
x 0.482 0.149 2.430
y 0.149 -3.713 1.775
z 2.430 1.775 3.231
Polar
3z2-r26.462
x2-y22.796
xy0.149
xz2.430
yz1.775


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.899 -0.171 0.284
y -0.171 4.296 0.547
z 0.284 0.547 2.502


<r2> (average value of r2) Å2
<r2> 117.044
(<r2>)1/2 10.819