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All results from a given calculation for CHCl2CCH (3,3-dichloropropyne)

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-1033.667982
Energy at 298.15K-1033.669544
HF Energy-1033.667982
Nuclear repulsion energy241.717001
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 HF/6-31G(2df,p)
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' 3645 3300 65.17      
2 A' 3323 3009 1.13      
3 A' 2424 2195 17.95      
4 A' 1401 1268 34.81      
5 A' 1068 967 52.81      
6 A' 824 746 44.26      
7 A' 775 702 22.07      
8 A' 508 460 4.98      
9 A' 298 270 0.19      
10 A' 240 217 2.91      
11 A" 1347 1219 32.62      
12 A" 856 775 199.73      
13 A" 834 755 11.09      
14 A" 526 476 0.43      
15 A" 171 155 0.89      

Unscaled Zero Point Vibrational Energy (zpe) 9118.3 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 8256.7 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 HF/6-31G(2df,p)
ABC
0.10789 0.10020 0.05419

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.638 1.981 0.000
C2 -0.742 1.214 0.000
C3 0.385 0.294 0.000
Cl4 0.385 -0.718 1.462
Cl5 0.385 -0.718 -1.462
H6 -2.444 2.663 0.000
H7 1.318 0.829 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.17972.63443.67693.67691.05513.1728
C21.17971.45492.67262.67262.23482.0957
C32.63441.45491.77851.77853.68951.0751
Cl43.67692.67261.77852.92454.64462.3241
Cl53.67692.67261.77852.92454.64462.3241
H61.05512.23483.68954.64464.64464.1850
H73.17282.09571.07512.32412.32414.1850

picture of 3,3-dichloropropyne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 178.653 C2 C1 H6 179.657
C2 C3 Cl4 111.098 C2 C3 Cl5 111.098
C2 C3 H7 110.963 Cl4 C3 Cl5 110.603
Cl4 C3 H7 106.441 Cl5 C3 H7 106.441
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.392      
2 C 0.189      
3 C -0.122      
4 Cl -0.089      
5 Cl -0.089      
6 H 0.267      
7 H 0.234      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.222 1.978 0.000 1.991
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.311 -2.777 0.000
y -2.777 -39.337 0.000
z 0.000 0.000 -44.745
Traceless
 xyz
x 3.730 -2.777 0.000
y -2.777 2.191 0.000
z 0.000 0.000 -5.921
Polar
3z2-r2-11.842
x2-y21.026
xy-2.777
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.899 -2.215 0.000
y -2.215 7.701 0.000
z 0.000 0.000 7.580


<r2> (average value of r2) Å2
<r2> 189.462
(<r2>)1/2 13.765