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All results from a given calculation for CH2ClI (chloroiodomethane)

using model chemistry: CCSD(T)/Def2TZVPP

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)/Def2TZVPP
 hartrees
Energy at 0K-796.094961
Energy at 298.15K 
HF Energy-795.209004
Nuclear repulsion energy160.139124
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)/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' 3138 3138        
2 A' 1449 1449        
3 A' 1218 1218        
4 A' 753 753        
5 A' 553 553        
6 A' 196 196        
7 A" 3221 3221        
8 A" 1135 1135        
9 A" 798 798        

Unscaled Zero Point Vibrational Energy (zpe) 6230.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6230.9 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)/Def2TZVPP
ABC
0.92712 0.05379 0.05134

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.796 -1.069 0.000
Cl2 -0.445 -2.330 0.000
I3 0.000 0.913 0.000
H4 1.395 -1.167 0.896
H5 1.395 -1.167 -0.896

Atom - Atom Distances (Å)
  C1 Cl2 I3 H4 H5
C11.76972.13491.08251.0825
Cl21.76973.27332.35392.3539
I32.13493.27332.65992.6599
H41.08252.35392.65991.7921
H51.08252.35392.65991.7921

picture of chloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 I3 113.600 Cl2 C1 H4 108.845
Cl2 C1 H5 108.845 I3 C1 H4 106.924
I3 C1 H5 106.924 H4 C1 H5 111.738
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability