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

using model chemistry: PBEPBE/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 PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-1035.393634
Energy at 298.15K-1035.394659
HF Energy-1035.393634
Nuclear repulsion energy238.642114
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 PBEPBE/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' 3399 3376 66.42      
2 A' 3053 3032 0.85      
3 A' 2164 2149 15.14      
4 A' 1218 1210 29.96      
5 A' 990 983 54.03      
6 A' 680 675 45.93      
7 A' 642 637 20.91      
8 A' 444 440 7.88      
9 A' 256 254 0.22      
10 A' 203 202 2.94      
11 A" 1156 1149 12.88      
12 A" 686 681 207.35      
13 A" 647 642 3.45      
14 A" 441 438 1.30      
15 A" 149 148 1.29      

Unscaled Zero Point Vibrational Energy (zpe) 8063.8 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 8008.2 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 PBEPBE/cc-pVTZ
ABC
0.10401 0.09900 0.05293

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.651 1.998 0.000
C2 -0.731 1.212 0.000
C3 0.385 0.305 0.000
Cl4 0.385 -0.724 1.489
Cl5 0.385 -0.724 -1.489
H6 -2.470 2.687 0.000
H7 1.346 0.827 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20972.64853.71133.71131.07023.2181
C21.20971.43902.68592.68592.27992.1130
C32.64851.43901.81001.81003.71871.0939
Cl43.71132.68591.81002.97904.69102.3553
Cl53.71132.68591.81002.97904.69102.3553
H61.07022.27993.71874.69104.69104.2454
H73.21812.11301.09392.35532.35534.2454

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 178.615 C2 C1 H6 179.594
C2 C3 Cl4 111.002 C2 C3 Cl5 111.002
C2 C3 H7 112.359 Cl4 C3 Cl5 110.752
Cl4 C3 H7 105.748 Cl5 C3 H7 105.748
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.148      
2 C 0.103      
3 C -0.117      
4 Cl -0.073      
5 Cl -0.073      
6 H 0.148      
7 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.260 1.802 0.000 1.821
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -38.457 -2.770 0.000
y -2.770 -39.407 0.000
z 0.000 0.000 -44.429
Traceless
 xyz
x 3.461 -2.770 0.000
y -2.770 2.036 0.000
z 0.000 0.000 -5.497
Polar
3z2-r2-10.993
x2-y20.950
xy-2.770
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.990 -2.824 0.000
y -2.824 9.104 0.000
z 0.000 0.000 8.903


<r2> (average value of r2) Å2
<r2> 193.352
(<r2>)1/2 13.905