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All results from a given calculation for CCl2I2 (dichlorodiiodomethane)

using model chemistry: wB97X-D/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at wB97X-D/SDD
 hartrees
Energy at 0K-981.198338
Energy at 298.15K 
HF Energy-981.198338
Nuclear repulsion energy213.394500
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 wB97X-D/SDD
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 680 680 123.31 7.88 0.75 0.86
2 A1 337 337 0.08 18.44 0.05 0.09
3 A1 205 205 0.05 13.37 0.31 0.48
4 A1 115 115 0.19 8.14 0.70 0.82
5 A2 158 158 0.00 6.36 0.75 0.86
6 B1 630 630 120.05 8.07 0.75 0.86
7 B1 194 194 0.14 9.67 0.75 0.86
8 B2 690 690 110.96 5.27 0.75 0.86
9 B2 230 230 0.12 9.60 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1618.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1618.8 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 wB97X-D/SDD
ABC
0.03685 0.01716 0.01496

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/SDD

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.636
Cl2 0.000 1.495 1.729
Cl3 0.000 -1.495 1.729
I4 1.804 0.000 -0.591
I5 -1.804 0.000 -0.591

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 I4 I5
C11.85181.85182.18182.1818
Cl21.85182.99033.29713.2971
Cl31.85182.99033.29713.2971
I42.18183.29713.29713.6082
I52.18183.29713.29713.6082

picture of dichlorodiiodomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 107.682 Cl2 C1 I4 109.380
Cl2 C1 I5 109.380 Cl3 C1 I4 109.380
Cl3 C1 I5 109.380 I4 C1 I5 111.557
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.789      
2 Cl 0.097      
3 Cl 0.097      
4 I 0.297      
5 I 0.297      


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 -1.507 1.507
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -66.854 0.000 0.000
y 0.000 -73.478 0.000
z 0.000 0.000 -71.800
Traceless
 xyz
x 5.785 0.000 0.000
y 0.000 -4.151 0.000
z 0.000 0.000 -1.635
Polar
3z2-r2-3.269
x2-y26.624
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.134 0.000 0.000
y 0.000 7.252 0.000
z 0.000 0.000 9.428


<r2> (average value of r2) Å2
<r2> 274.696
(<r2>)1/2 16.574