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All results from a given calculation for CH2ClCCCl (1,3-dichloropropyne)

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-1035.790145
Energy at 298.15K-1035.791306
HF Energy-1035.790145
Nuclear repulsion energy212.407566
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 B1B95/6-31G
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' 3149 3003 6.15      
2 A' 2394 2283 88.73      
3 A' 1514 1444 3.40      
4 A' 1311 1250 45.84      
5 A' 1141 1088 5.83      
6 A' 675 644 65.16      
7 A' 610 582 43.13      
8 A' 460 438 2.97      
9 A' 286 273 1.23      
10 A' 95 91 1.31      
11 A" 3217 3068 0.20      
12 A" 1216 1160 0.02      
13 A" 928 885 1.83      
14 A" 406 387 0.33      
15 A" 186 178 6.67      

Unscaled Zero Point Vibrational Energy (zpe) 8793.3 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 8386.1 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 B1B95/6-31G
ABC
0.50899 0.03091 0.02930

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.166 0.235 0.000
C2 0.000 0.549 0.000
C3 -1.386 0.930 0.000
Cl4 2.803 -0.213 0.000
Cl5 -2.530 -0.567 0.000
H6 -1.665 1.488 0.891
H7 -1.665 1.488 -0.891

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20722.64431.69783.78153.22123.2212
C21.20721.43722.90502.76512.10902.1090
C32.64431.43724.34221.88391.08791.0879
Cl41.69782.90504.34225.34504.86344.8634
Cl53.78152.76511.88395.34502.40152.4015
H63.22122.10901.08794.86342.40151.7815
H73.22122.10901.08794.86342.40151.7815

picture of 1,3-dichloropropyne state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 179.714 C2 C1 Cl4 179.797
C2 C3 Cl5 112.027 C2 C3 H6 112.545
C2 C3 H7 112.545 Cl5 C3 H6 104.616
Cl5 C3 H7 104.616 H6 C3 H7 109.926
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.299      
2 C -0.031      
3 C -0.560      
4 Cl 0.399      
5 Cl -0.015      
6 H 0.253      
7 H 0.253      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.674 2.069 0.000 2.176
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.960 -4.534 0.000
y -4.534 -40.416 0.000
z 0.000 0.000 -41.999
Traceless
 xyz
x -2.752 -4.534 0.000
y -4.534 2.564 0.000
z 0.000 0.000 0.189
Polar
3z2-r20.377
x2-y2-3.544
xy-4.534
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.487 -0.174 0.000
y -0.174 4.967 0.000
z 0.000 0.000 3.242


<r2> (average value of r2) Å2
<r2> 313.516
(<r2>)1/2 17.706