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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: CCD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at CCD/3-21G
 hartrees
Energy at 0K-7482.544486
Energy at 298.15K 
HF Energy-7482.235584
Nuclear repulsion energy398.596341
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 CCD/3-21G
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 3190 3102 5.56      
2 A 1339 1302 21.33      
3 A 1220 1186 99.15      
4 A 1109 1078 112.52      
5 A 674 655 153.67      
6 A 566 550 23.79      
7 A 349 340 2.00      
8 A 264 257 0.36      
9 A 179 174 0.54      

Unscaled Zero Point Vibrational Energy (zpe) 4444.8 cm-1
Scaled (by 0.9723) Zero Point Vibrational Energy (zpe) 4321.7 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 CCD/3-21G
ABC
0.19225 0.04486 0.03730

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.978 0.528 0.443
H2 1.094 0.636 1.518
F3 1.271 1.711 -0.222
Cl4 2.277 -0.773 -0.071
I5 -1.078 -0.115 -0.018

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.08681.38831.90912.2029
H21.08682.05312.43172.7643
F31.38832.05312.68412.9816
Cl41.90912.43172.68413.4193
I52.20292.76432.98163.4193

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 111.514 H2 C1 Cl4 105.194
H2 C1 I5 109.613 F3 C1 Cl4 107.936
F3 C1 I5 110.180 Cl4 C1 I5 112.321
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability