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

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-1035.611515
Energy at 298.15K-1035.612667
HF Energy-1035.611515
Nuclear repulsion energy234.113118
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 B3PW91/6-31G
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' 3513 3365 59.10      
2 A' 3205 3069 0.24      
3 A' 2247 2152 42.79      
4 A' 1287 1232 30.80      
5 A' 1046 1002 77.04      
6 A' 718 687 66.84      
7 A' 673 644 25.14      
8 A' 450 431 11.55      
9 A' 260 249 0.16      
10 A' 216 207 4.09      
11 A" 1219 1168 19.21      
12 A" 727 696 82.93      
13 A" 683 654 173.24      
14 A" 462 443 2.28      
15 A" 158 151 1.28      

Unscaled Zero Point Vibrational Energy (zpe) 8431.4 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 8074.7 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 B3PW91/6-31G
ABC
0.09893 0.09640 0.05098

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.646 2.033 0.000
C2 -0.723 1.247 0.000
C3 0.383 0.340 0.000
Cl4 0.383 -0.743 1.527
Cl5 0.383 -0.743 -1.527
H6 -2.465 2.715 0.000
H7 1.355 0.826 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.21222.64213.76203.76201.06583.2348
C21.21221.43002.74142.74142.27802.1202
C32.64211.43001.87231.87233.70791.0872
Cl43.76202.74141.87233.05434.73272.3959
Cl53.76202.74141.87233.05434.73272.3959
H61.06582.27803.70794.73274.73274.2616
H73.23482.12021.08722.39592.39594.2616

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 178.983 C2 C1 H6 179.418
C2 C3 Cl4 111.529 C2 C3 Cl5 111.529
C2 C3 H7 114.081 Cl4 C3 Cl5 109.302
Cl4 C3 H7 104.989 Cl5 C3 H7 104.989
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.372      
2 C 0.325      
3 C -0.684      
4 Cl 0.066      
5 Cl 0.066      
6 H 0.297      
7 H 0.302      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.484 2.705 0.000 2.748
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.641 -3.153 0.000
y -3.153 -38.935 0.000
z 0.000 0.000 -45.840
Traceless
 xyz
x 4.746 -3.153 0.000
y -3.153 2.806 0.000
z 0.000 0.000 -7.552
Polar
3z2-r2-15.104
x2-y21.294
xy-3.153
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.939 -2.949 0.000
y -2.949 7.359 0.000
z 0.000 0.000 7.393


<r2> (average value of r2) Å2
<r2> 199.587
(<r2>)1/2 14.128