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

using model chemistry: HF/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-1033.764892
Energy at 298.15K-1033.766469
HF Energy-1033.764892
Nuclear repulsion energy241.753279
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/aug-cc-pVTZ
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' 3618 3293 68.98      
2 A' 3316 3019 1.71      
3 A' 2402 2187 9.68      
4 A' 1404 1278 33.36      
5 A' 1063 968 50.88      
6 A' 835 760 40.50      
7 A' 774 704 27.40      
8 A' 506 461 5.48      
9 A' 297 270 0.30      
10 A' 240 218 3.49      
11 A" 1347 1227 28.19      
12 A" 850 774 182.04      
13 A" 844 768 22.86      
14 A" 523 476 1.14      
15 A" 171 155 1.36      

Unscaled Zero Point Vibrational Energy (zpe) 9094.1 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 8279.2 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 HF/aug-cc-pVTZ
ABC
0.10782 0.10032 0.05421

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.638 1.979 0.000
C2 -0.742 1.213 0.000
C3 0.385 0.294 0.000
Cl4 0.385 -0.718 1.463
Cl5 0.385 -0.718 -1.463
H6 -2.443 2.660 0.000
H7 1.315 0.830 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.17862.63283.67523.67521.05423.1681
C21.17861.45432.67212.67212.23282.0919
C32.63281.45431.77881.77883.68691.0726
Cl43.67522.67211.77882.92564.64182.3235
Cl53.67522.67211.77882.92564.64182.3235
H61.05422.23283.68694.64184.64184.1793
H73.16812.09191.07262.32352.32354.1793

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 178.663 C2 C1 H6 179.668
C2 C3 Cl4 111.077 C2 C3 Cl5 111.077
C2 C3 H7 110.848 Cl4 C3 Cl5 110.641
Cl4 C3 H7 106.503 Cl5 C3 H7 106.503
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -1.533      
2 C 0.980      
3 C 0.208      
4 Cl -0.247      
5 Cl -0.247      
6 H 0.561      
7 H 0.278      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.191 1.856 0.000 1.866
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.847 -2.745 0.000
y -2.745 -40.006 0.000
z 0.000 0.000 -45.242
Traceless
 xyz
x 3.777 -2.745 0.000
y -2.745 2.038 0.000
z 0.000 0.000 -5.815
Polar
3z2-r2-11.630
x2-y21.159
xy-2.745
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.461 -2.018 0.000
y -2.018 9.304 0.000
z 0.000 0.000 9.235


<r2> (average value of r2) Å2
<r2> 189.761
(<r2>)1/2 13.775