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

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-1031.048502
Energy at 298.15K-1031.049830
HF Energy-1031.048502
Nuclear repulsion energy239.599255
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 B1B95/3-21G
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' 3514 3362 61.04      
2 A' 3181 3043 1.17      
3 A' 2278 2180 23.32      
4 A' 1318 1261 14.26      
5 A' 1006 963 63.23      
6 A' 782 748 38.83      
7 A' 701 670 36.44      
8 A' 476 455 7.25      
9 A' 276 264 0.40      
10 A' 228 218 4.30      
11 A" 1241 1187 13.93      
12 A" 789 755 20.79      
13 A" 726 695 209.90      
14 A" 492 471 0.12      
15 A" 162 155 1.53      

Unscaled Zero Point Vibrational Energy (zpe) 8584.7 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 8213.0 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 B1B95/3-21G
ABC
0.10541 0.09936 0.05345

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.664 1.975 0.000
C2 -0.740 1.209 0.000
C3 0.390 0.315 0.000
Cl4 0.390 -0.721 1.478
Cl5 0.390 -0.721 -1.478
H6 -2.488 2.644 0.000
H7 1.332 0.857 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20132.64093.69763.69761.06113.1988
C21.20131.43982.67992.67992.26232.1018
C32.64091.43981.80511.80513.70201.0871
Cl43.69762.67991.80512.95654.66772.3584
Cl53.69762.67991.80512.95654.66772.3584
H61.06112.26233.70204.66774.66774.2181
H73.19882.10181.08712.35842.35844.2181

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 178.671 C2 C1 H6 179.394
C2 C3 Cl4 110.854 C2 C3 Cl5 110.854
C2 C3 H7 111.796 Cl4 C3 Cl5 109.954
Cl4 C3 H7 106.606 Cl5 C3 H7 106.606
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.331      
2 C 0.178      
3 C -0.589      
4 Cl 0.052      
5 Cl 0.052      
6 H 0.294      
7 H 0.343      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.315 2.131 0.000 2.154
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.999 -3.002 0.000
y -3.002 -39.199 0.000
z 0.000 0.000 -44.807
Traceless
 xyz
x 4.004 -3.002 0.000
y -3.002 2.204 0.000
z 0.000 0.000 -6.208
Polar
3z2-r2-12.417
x2-y21.200
xy-3.002
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.000 -2.627 0.000
y -2.627 6.858 0.000
z 0.000 0.000 6.743


<r2> (average value of r2) Å2
<r2> 191.789
(<r2>)1/2 13.849