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All results from a given calculation for CH2ClI (chloroiodomethane)

using model chemistry: CCSD(T)=FULL/cc-pVTZ-PP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD(T)=FULL/cc-pVTZ-PP
 hartrees
Energy at 0K-793.919613
Energy at 298.15K 
HF Energy-793.217833
Nuclear repulsion energy160.038967
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(T)=FULL/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' 3156 3156        
2 A' 1461 1461        
3 A' 1222 1222        
4 A' 761 761        
5 A' 555 555        
6 A' 197 197        
7 A" 3214 3214        
8 A" 1144 1144        
9 A" 800 800        

Unscaled Zero Point Vibrational Energy (zpe) 6254.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6254.7 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 CCSD(T)=FULL/cc-pVTZ-PP
ABC
0.93023 0.05364 0.05121

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.795 -1.072 0.000
Cl2 -0.444 -2.333 0.000
I3 0.000 0.914 0.000
H4 1.392 -1.172 0.893
H5 1.392 -1.172 -0.893

Atom - Atom Distances (Å)
  C1 Cl2 I3 H4 H5
C11.76822.13891.07841.0784
Cl21.76823.27762.34892.3489
I32.13893.27762.66142.6614
H41.07842.34892.66141.7851
H51.07842.34892.66141.7851

picture of chloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 I3 113.705 Cl2 C1 H4 108.782
Cl2 C1 H5 108.782 I3 C1 H4 106.950
I3 C1 H5 106.950 H4 C1 H5 111.711
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability