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

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-1035.867135
Energy at 298.15K-1035.868172
HF Energy-1035.867135
Nuclear repulsion energy216.694933
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 B1B95/6-31+G**
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' 3118 2983 7.30      
2 A' 2369 2267 96.50      
3 A' 1472 1408 2.50      
4 A' 1305 1248 60.00      
5 A' 1140 1090 0.58      
6 A' 727 695 80.94      
7 A' 637 609 28.37      
8 A' 415 397 0.90      
9 A' 275 263 1.01      
10 A' 93 89 1.28      
11 A" 3176 3038 0.00      
12 A" 1200 1148 0.32      
13 A" 917 877 0.53      
14 A" 311 298 0.22      
15 A" 186 178 8.26      

Unscaled Zero Point Vibrational Energy (zpe) 8669.6 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 8293.3 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 B1B95/6-31+G**
ABC
0.55276 0.03188 0.03032

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.171 0.227 0.000
C2 0.000 0.517 0.000
C3 -1.401 0.873 0.000
Cl4 2.757 -0.173 0.000
Cl5 -2.481 -0.569 0.000
H6 -1.657 1.453 0.886
H7 -1.657 1.453 -0.886

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20642.65191.63593.73823.20693.2069
C21.20641.44552.84242.70862.09902.0990
C32.65191.44554.28781.80131.08961.0896
Cl41.63592.84244.28785.25364.78684.7868
Cl53.73822.70861.80135.25362.35612.3561
H63.20692.09901.08964.78682.35611.7725
H73.20692.09901.08964.78682.35611.7725

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 179.665 C2 C1 Cl4 179.745
C2 C3 Cl5 112.610 C2 C3 H6 111.009
C2 C3 H7 111.009 Cl5 C3 H6 106.564
Cl5 C3 H7 106.564 H6 C3 H7 108.855
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.426      
2 C 0.188      
3 C -0.566      
4 Cl 0.353      
5 Cl -0.013      
6 H 0.232      
7 H 0.232      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.657 1.664 0.000 1.788
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.860 -3.987 0.000
y -3.987 -40.758 0.000
z 0.000 0.000 -42.338
Traceless
 xyz
x -0.312 -3.987 0.000
y -3.987 1.340 0.000
z 0.000 0.000 -1.029
Polar
3z2-r2-2.057
x2-y2-1.101
xy-3.987
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.834 -0.463 0.000
y -0.463 6.281 0.000
z 0.000 0.000 5.068


<r2> (average value of r2) Å2
<r2> 303.712
(<r2>)1/2 17.427