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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: CISD/cc-pVTZ-PP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CISD/cc-pVTZ-PP
 hartrees
Energy at 0K-892.803478
Energy at 298.15K 
HF Energy-892.098528
Nuclear repulsion energy246.742415
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 CISD/cc-pVTZ-PP
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 3286 3286 0.62      
2 A 1408 1408 14.92      
3 A 1276 1276 96.28      
4 A 1184 1184 191.85      
5 A 839 839 173.30      
6 A 639 639 30.51      
7 A 439 439 0.63      
8 A 293 293 0.51      
9 A 205 205 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 4784.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4784.4 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 CISD/cc-pVTZ-PP
ABC
0.21375 0.04950 0.04122

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/cc-pVTZ-PP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.975 0.471 0.411
H2 1.052 0.609 1.474
F3 1.251 1.621 -0.208
Cl4 2.142 -0.746 -0.070
I5 -1.030 -0.101 -0.017

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.07421.33461.75272.1286
H21.07421.97302.32492.6565
F31.33461.97302.53232.8642
Cl41.75272.32492.53233.2367
I52.12862.65652.86423.2367

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.512 H2 C1 Cl4 108.247
H2 C1 I5 107.458 F3 C1 Cl4 109.469
F3 C1 I5 109.447 Cl4 C1 I5 112.647
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability