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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: CCSD/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 CCSD/cc-pVTZ-PP
 hartrees
Energy at 0K-892.936290
Energy at 298.15K 
HF Energy-892.098206
Nuclear repulsion energy245.141822
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 CCSD/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 3188 3042 0.94      
2 A 1356 1294 13.03      
3 A 1226 1169 86.47      
4 A 1135 1083 177.01      
5 A 806 769 159.62      
6 A 614 586 29.94      
7 A 423 404 0.54      
8 A 281 268 0.36      
9 A 198 188 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 4614.1 cm-1
Scaled (by 0.954) Zero Point Vibrational Energy (zpe) 4401.8 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 CCSD/cc-pVTZ-PP
ABC
0.21035 0.04895 0.04072

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.983 0.474 0.415
H2 1.058 0.612 1.486
F3 1.261 1.633 -0.209
Cl4 2.152 -0.753 -0.070
I5 -1.036 -0.101 -0.017

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.08201.34601.76272.1429
H21.08201.98942.34122.6737
F31.34601.98942.55072.8846
Cl41.76272.34122.55073.2541
I52.14292.67372.88463.2541

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.559 H2 C1 Cl4 108.388
H2 C1 I5 107.390 F3 C1 Cl4 109.542
F3 C1 I5 109.412 Cl4 C1 I5 112.492
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability