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All results from a given calculation for CHFClI (fluorochloroiodomethane)

using model chemistry: QCISD/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 QCISD/cc-pVTZ-PP
 hartrees
Energy at 0K-892.938155
Energy at 298.15K 
HF Energy-892.098146
Nuclear repulsion energy245.015599
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/cc-pVTZ-PP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3185 3185 1.02      
2 A 1353 1353 12.77      
3 A 1223 1223 87.21      
4 A 1128 1128 177.07      
5 A 803 803 161.78      
6 A 613 613 30.87      
7 A 422 422 0.53      
8 A 281 281 0.31      
9 A 197 197 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 4602.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4602.0 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/cc-pVTZ-PP
ABC
0.21005 0.04891 0.04069

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.983 0.474 0.416
H2 1.058 0.613 1.486
F3 1.262 1.635 -0.210
Cl4 2.153 -0.753 -0.070
I5 -1.036 -0.101 -0.017

Atom - Atom Distances (Å)
  C1 H2 F3 Cl4 I5
C11.08221.34741.76362.1437
H21.08221.99062.34252.6747
F31.34741.99062.55242.8863
Cl41.76362.34252.55243.2553
I52.14372.67472.88633.2553

picture of fluorochloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.551 H2 C1 Cl4 108.417
H2 C1 I5 107.396 F3 C1 Cl4 109.535
F3 C1 I5 109.406 Cl4 C1 I5 112.479
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability