return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: M06-2X/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31G
 hartrees
Energy at 0K-1035.648350
Energy at 298.15K-1035.649601
HF Energy-1035.648350
Nuclear repulsion energy235.481345
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/6-31G
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' 3521 3521 68.44      
2 A' 3224 3224 0.47      
3 A' 2287 2287 35.51      
4 A' 1304 1304 28.08      
5 A' 1044 1044 65.59      
6 A' 766 766 48.89      
7 A' 688 688 35.51      
8 A' 465 465 8.05      
9 A' 262 262 0.16      
10 A' 212 212 4.54      
11 A" 1234 1234 21.31      
12 A" 776 776 49.57      
13 A" 739 739 177.91      
14 A" 485 485 0.13      
15 A" 157 157 1.25      

Unscaled Zero Point Vibrational Energy (zpe) 8582.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8582.2 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/6-31G
ABC
0.10078 0.09692 0.05163

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.660 2.012 0.000
C2 -0.732 1.240 0.000
C3 0.387 0.337 0.000
Cl4 0.387 -0.737 1.512
Cl5 0.387 -0.737 -1.512
H6 -2.487 2.684 0.000
H7 1.348 0.841 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20702.64463.74623.74621.06523.2280
C21.20701.43772.72932.72932.27212.1179
C32.64461.43771.85511.85513.70981.0852
Cl43.74622.72931.85513.02454.71662.3878
Cl53.74622.72931.85513.02454.71662.3878
H61.06522.27213.70984.71664.71664.2546
H73.22802.11791.08522.38782.38784.2546

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 179.184 C2 C1 H6 179.363
C2 C3 Cl4 111.335 C2 C3 Cl5 111.335
C2 C3 H7 113.433 Cl4 C3 Cl5 109.210
Cl4 C3 H7 105.595 Cl5 C3 H7 105.595
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.393      
2 C 0.295      
3 C -0.640      
4 Cl 0.075      
5 Cl 0.075      
6 H 0.293      
7 H 0.295      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.439 2.623 0.000 2.659
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.868 -3.039 0.000
y -3.039 -39.384 0.000
z 0.000 0.000 -46.067
Traceless
 xyz
x 4.858 -3.039 0.000
y -3.039 2.583 0.000
z 0.000 0.000 -7.441
Polar
3z2-r2-14.881
x2-y21.517
xy-3.039
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.828 -2.734 0.000
y -2.734 7.054 0.000
z 0.000 0.000 7.217


<r2> (average value of r2) Å2
<r2> 197.747
(<r2>)1/2 14.062