return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CHCl2 (Ethane, 1,1-dichloro-)

using model chemistry: MP3=FULL/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 MP3=FULL/6-31+G**
 hartrees
Energy at 0K-997.659842
Energy at 298.15K-997.664679
HF Energy-997.033483
Nuclear repulsion energy209.186522
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 MP3=FULL/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' 3257 3034 9.67      
2 A' 3240 3018 0.41      
3 A' 3149 2933 7.82      
4 A' 1538 1433 6.97      
5 A' 1481 1380 8.37      
6 A' 1362 1269 12.84      
7 A' 1151 1072 3.13      
8 A' 1034 963 9.60      
9 A' 684 637 10.35      
10 A' 424 395 3.75      
11 A' 290 270 1.18      
12 A" 3241 3019 9.10      
13 A" 1537 1432 2.47      
14 A" 1334 1243 47.19      
15 A" 1120 1044 34.54      
16 A" 763 711 91.09      
17 A" 330 307 0.34      
18 A" 284 265 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 13108.8 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 12212.1 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 MP3=FULL/6-31+G**
ABC
0.21559 0.10639 0.07547

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.211 0.493 0.000
C2 -0.969 1.441 0.000
H3 1.150 1.029 0.000
Cl4 0.211 -0.519 1.466
Cl5 0.211 -0.519 -1.466
H6 -1.902 0.886 0.000
H7 -0.931 2.070 0.885
H8 -0.931 2.070 -0.885

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 H6 H7 H8
C11.51291.08181.78221.78222.14872.13832.1383
C21.51292.15872.71742.71741.08581.08651.0865
H31.08182.15872.33072.33073.05572.48982.4898
Cl41.78222.71742.33072.93292.93052.88873.6793
Cl51.78222.71742.33072.93292.93053.67932.8887
H62.14871.08583.05572.93052.93051.76841.7684
H72.13831.08652.48982.88873.67931.76841.7706
H82.13831.08652.48983.67932.88871.76841.7706

picture of Ethane, 1,1-dichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 110.479 C1 C2 H7 109.603
C1 C2 H8 109.603 C2 C1 H3 111.528
C2 C1 Cl4 110.847 C2 C1 Cl5 110.847
H3 C1 Cl4 106.353 H3 C1 Cl5 106.353
Cl4 C1 Cl5 110.740 H6 C2 H7 108.996
H6 C2 H8 108.996 H7 C2 H8 109.138
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability