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: wB97X-D/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/aug-cc-pVQZ
 hartrees
Energy at 0K-1035.886214
Energy at 298.15K-1035.887505
HF Energy-1035.886214
Nuclear repulsion energy240.954910
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/aug-cc-pVQZ
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' 3471 3471 66.80      
2 A' 3164 3164 1.73      
3 A' 2262 2262 10.58      
4 A' 1291 1291 27.70      
5 A' 1016 1016 47.23      
6 A' 724 724 41.67      
7 A' 714 714 19.68      
8 A' 473 473 5.73      
9 A' 276 276 0.31      
10 A' 217 217 3.24      
11 A" 1222 1222 17.20      
12 A" 780 780 166.16      
13 A" 739 739 22.07      
14 A" 480 480 0.27      
15 A" 158 158 1.28      

Unscaled Zero Point Vibrational Energy (zpe) 8494.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8494.0 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/aug-cc-pVQZ
ABC
0.10682 0.10009 0.05392

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.647 1.980 0.000
C2 -0.737 1.208 0.000
C3 0.386 0.297 0.000
Cl4 0.386 -0.718 1.469
Cl5 0.386 -0.718 -1.469
H6 -2.459 2.666 0.000
H7 1.329 0.832 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.19362.63903.68393.68391.06273.1893
C21.19361.44552.67002.67002.25632.0991
C32.63901.44551.78611.78613.70161.0839
Cl43.68392.67001.78612.93884.65862.3349
Cl53.68392.67001.78612.93884.65862.3349
H61.06272.25633.70164.65864.65864.2078
H73.18932.09911.08392.33492.33494.2078

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 178.770 C2 C1 H6 179.928
C2 C3 Cl4 110.988 C2 C3 Cl5 110.988
C2 C3 H7 111.371 Cl4 C3 Cl5 110.708
Cl4 C3 H7 106.297 Cl5 C3 H7 106.297
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.111      
2 C -0.235      
3 C 0.040      
4 Cl -0.121      
5 Cl -0.121      
6 H 0.304      
7 H 0.243      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.215 1.776 0.000 1.789
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.436 -2.715 0.000
y -2.715 -39.452 0.000
z 0.000 0.000 -44.429
Traceless
 xyz
x 3.505 -2.715 0.000
y -2.715 1.981 0.000
z 0.000 0.000 -5.486
Polar
3z2-r2-10.971
x2-y21.016
xy-2.715
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.013 -2.245 0.000
y -2.245 9.871 0.000
z 0.000 0.000 9.701


<r2> (average value of r2) Å2
<r2> 190.314
(<r2>)1/2 13.795