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

using model chemistry: MP2=FULL/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/aug-cc-pVQZ
 hartrees
Energy at 0K-1034.912467
Energy at 298.15K-1034.913701
HF Energy-1033.776376
Nuclear repulsion energy242.228637
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 MP2=FULL/aug-cc-pVQZ
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' 3512 3358 67.61      
2 A' 3178 3039 1.73      
3 A' 2157 2063 14.26      
4 A' 1295 1238 25.91      
5 A' 1030 985 42.13      
6 A' 733 701 31.65      
7 A' 689 659 22.89      
8 A' 470 449 4.03      
9 A' 277 265 0.32      
10 A' 207 198 2.74      
11 A" 1240 1186 16.17      
12 A" 799 764 148.05      
13 A" 690 660 22.46      
14 A" 472 451 0.65      
15 A" 150 143 1.08      

Unscaled Zero Point Vibrational Energy (zpe) 8447.3 cm-1
Scaled (by 0.9564) Zero Point Vibrational Energy (zpe) 8079.0 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 MP2=FULL/aug-cc-pVQZ
ABC
0.10861 0.10062 0.05456

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.665 1.965 0.000
C2 -0.735 1.193 0.000
C3 0.389 0.297 0.000
Cl4 0.389 -0.712 1.456
Cl5 0.389 -0.712 -1.456
H6 -2.487 2.634 0.000
H7 1.328 0.835 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 Cl5 H6 H7
C11.20842.64593.67493.67491.05943.1991
C21.20841.43772.64862.64862.26772.0937
C32.64591.43771.77181.77183.70531.0817
Cl43.67492.64861.77182.91264.64592.3226
Cl53.67492.64861.77182.91264.64592.3226
H61.05942.26773.70534.64594.64594.2172
H73.19912.09371.08172.32262.32264.2172

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 178.906 C2 C1 H6 179.515
C2 C3 Cl4 110.795 C2 C3 Cl5 110.795
C2 C3 H7 111.628 Cl4 C3 Cl5 110.561
Cl4 C3 H7 106.448 Cl5 C3 H7 106.448
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability