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All results from a given calculation for CCl2I2 (dichlorodiiodomethane)

using model chemistry: M06-2X/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at M06-2X/Def2TZVPP
 hartrees
Energy at 0K-1553.733657
Energy at 298.15K 
HF Energy-1553.733657
Nuclear repulsion energy562.362793
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 M06-2X/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 A1 736 736 99.32 26.73 0.36 0.53
2 A1 362 362 0.00 14.93 0.00 0.01
3 A1 211 211 0.00 9.76 0.20 0.34
4 A1 114 114 0.06 3.42 0.58 0.73
5 A2 158 158 0.00 2.45 0.75 0.86
6 B1 652 652 84.18 28.55 0.75 0.86
7 B1 197 197 0.06 4.88 0.75 0.86
8 B2 771 771 90.83 2.53 0.75 0.86
9 B2 233 233 0.38 2.98 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1717.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1717.2 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 M06-2X/Def2TZVPP
ABC
0.03912 0.01804 0.01567

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.663
Cl2 0.000 1.438 1.682
Cl3 0.000 -1.438 1.682
I4 1.764 0.000 -0.577
I5 -1.764 0.000 -0.577

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 I4 I5
C11.76261.76262.15602.1560
Cl21.76262.87573.20663.2066
Cl31.76262.87573.20663.2066
I42.15603.20663.20663.5277
I52.15603.20663.20663.5277

picture of dichlorodiiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 109.329 Cl2 C1 I4 109.425
Cl2 C1 I5 109.425 Cl3 C1 I4 109.425
Cl3 C1 I5 109.425 I4 C1 I5 109.798
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.060      
2 Cl 0.004      
3 Cl 0.004      
4 I 0.026      
5 I 0.026      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.584 0.584
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -80.089 0.000 0.000
y 0.000 -84.104 0.000
z 0.000 0.000 -82.910
Traceless
 xyz
x 3.419 0.000 0.000
y 0.000 -2.605 0.000
z 0.000 0.000 -0.814
Polar
3z2-r2-1.628
x2-y24.016
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 16.950 0.000 0.000
y 0.000 12.215 0.000
z 0.000 0.000 13.994


<r2> (average value of r2) Å2
<r2> 392.782
(<r2>)1/2 19.819