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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: TPSSh/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at TPSSh/STO-3G
 hartrees
Energy at 0K-7444.494386
Energy at 298.15K 
HF Energy-7444.494386
Nuclear repulsion energy399.760149
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 TPSSh/STO-3G
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 3268 3268 2.71 47.83 0.38 0.55
2 A 1376 1376 59.78 5.11 0.73 0.84
3 A 1245 1245 70.32 3.68 0.75 0.86
4 A 1237 1237 85.24 7.05 0.75 0.86
5 A 754 754 168.84 8.46 0.48 0.65
6 A 613 613 38.56 11.23 0.23 0.37
7 A 400 400 5.13 5.10 0.30 0.46
8 A 287 287 1.30 4.20 0.60 0.75
9 A 186 186 1.14 6.07 0.56 0.71

Unscaled Zero Point Vibrational Energy (zpe) 4682.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4682.6 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 TPSSh/STO-3G
ABC
0.19063 0.04539 0.03753

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.983 0.536 0.410
H2 1.089 0.622 1.523
F3 1.315 1.713 -0.212
Cl4 2.243 -0.794 -0.067
I5 -1.075 -0.108 -0.018

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.12141.37201.89332.1976
H21.12142.06152.42212.7544
F31.37202.06152.67693.0106
Cl41.89332.42212.67693.3881
I52.19762.75443.01063.3881

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 111.143 H2 C1 Cl4 103.960
H2 C1 I5 107.717 F3 C1 Cl4 109.087
F3 C1 I5 112.955 Cl4 C1 I5 111.617
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.015      
2 H 0.119      
3 F -0.017      
4 Cl -0.165      
5 I 0.047      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.433 1.603 1.103 1.994
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.973 -0.030 0.214
y -0.030 2.499 0.267
z 0.214 0.267 1.233


<r2> (average value of r2) Å2
<r2> 243.341
(<r2>)1/2 15.599