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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: QCISD(T)/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at QCISD(T)/Def2TZVPP
 hartrees
Energy at 0K-895.226023
Energy at 298.15K 
HF Energy-894.095515
Nuclear repulsion energy244.916085
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 QCISD(T)/Def2TZVPP
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 3170 3170        
2 A 1334 1334        
3 A 1202 1202        
4 A 1097 1097        
5 A 784 784        
6 A 599 599        
7 A 416 416        
8 A 275 275        
9 A 194 194        

Unscaled Zero Point Vibrational Energy (zpe) 4535.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4535.3 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 QCISD(T)/Def2TZVPP
ABC
0.20903 0.04900 0.04072

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/Def2TZVPP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.983 0.473 0.418
H2 1.056 0.612 1.489
F3 1.262 1.639 -0.210
Cl4 2.150 -0.755 -0.071
I5 -1.035 -0.101 -0.017

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.08331.35331.76312.1427
H21.08331.99622.34512.6743
F31.35331.99622.55732.8883
Cl41.76312.34512.55733.2520
I52.14272.67432.88833.2520

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.524 H2 C1 Cl4 108.588
H2 C1 I5 107.387 F3 C1 Cl4 109.586
F3 C1 I5 109.326 Cl4 C1 I5 112.374
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability