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All results from a given calculation for CH2ClI (chloroiodomethane)

using model chemistry: TPSSh/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/STO-3G
 hartrees
Energy at 0K-7346.692775
Energy at 298.15K 
HF Energy-7346.692775
Nuclear repulsion energy283.093519
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 TPSSh/STO-3G
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' 3342 3342 0.32 44.70 0.13 0.24
2 A' 1597 1597 1.31 15.55 0.72 0.84
3 A' 1322 1322 63.41 2.49 0.73 0.84
4 A' 816 816 84.10 8.70 0.40 0.57
5 A' 611 611 15.54 12.66 0.22 0.36
6 A' 206 206 1.29 6.47 0.55 0.71
7 A" 3472 3472 0.09 34.38 0.75 0.86
8 A" 1222 1222 0.10 12.69 0.75 0.86
9 A" 849 849 0.03 2.97 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6718.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6718.1 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 TPSSh/STO-3G
ABC
0.91836 0.05072 0.04852

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.798 -1.050 0.000
Cl2 -0.448 -2.411 0.000
I3 0.000 0.938 0.000
H4 1.417 -1.197 0.905
H5 1.417 -1.197 -0.905

Atom - Atom Distances (Å)
  C1 Cl2 I3 H4 H5
C11.84552.14211.10571.1057
Cl21.84553.37872.40262.4026
I32.14213.37872.71682.7168
H41.10572.40262.71681.8092
H51.10572.40262.71681.8092

picture of chloroiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 I3 115.638 Cl2 C1 H4 106.283
Cl2 C1 H5 106.283 I3 C1 H4 109.349
I3 C1 H5 109.349 H4 C1 H5 109.793
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.180      
2 Cl -0.136      
3 I 0.078      
4 H 0.119      
5 H 0.119      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.842 0.471 0.000 1.901
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.907 -0.024 0.000
y -0.024 5.460 0.000
z 0.000 0.000 1.025


<r2> (average value of r2) Å2
<r2> 195.917
(<r2>)1/2 13.997