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

using model chemistry: mPW1PW91/6-31+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 mPW1PW91/6-31+G**
 hartrees
Energy at 0K-999.019206
Energy at 298.15K-999.023938
Nuclear repulsion energy208.578750
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 mPW1PW91/6-31+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' 3194 3040 5.93      
2 A' 3174 3021 0.08      
3 A' 3086 2937 6.40      
4 A' 1490 1418 9.30      
5 A' 1425 1356 13.89      
6 A' 1316 1253 13.17      
7 A' 1117 1064 4.32      
8 A' 1003 955 16.18      
9 A' 661 629 13.07      
10 A' 410 390 5.00      
11 A' 280 267 1.32      
12 A" 3176 3023 6.19      
13 A" 1493 1421 3.15      
14 A" 1279 1218 41.88      
15 A" 1083 1031 48.41      
16 A" 710 675 124.38      
17 A" 323 308 0.85      
18 A" 272 259 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 12745.6 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 12131.3 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 mPW1PW91/6-31+G**
ABC
0.21502 0.10559 0.07502

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.540 0.000
C2 -1.452 0.951 0.000
H3 0.673 1.395 0.000
Cl4 0.396 -0.398 1.471
Cl5 0.396 -0.398 -1.471
H6 -2.102 0.075 0.000
H7 -1.663 1.549 0.889
H8 -1.663 1.549 -0.889

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 H6 H7 H8
C11.50951.08801.78911.78912.15262.13872.1387
C21.50952.17082.72052.72051.09091.09201.0920
H31.08802.17082.33582.33583.07252.50372.5037
Cl41.78912.72052.33582.94252.93712.89283.6880
Cl51.78912.72052.33582.94252.93713.68802.8928
H62.15261.09093.07252.93712.93711.77691.7769
H72.13871.09202.50372.89283.68801.77691.7786
H82.13871.09202.50373.68802.89281.77691.7786

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 110.717 C1 C2 H7 109.547
C1 C2 H8 109.547 C2 C1 H3 112.374
C2 C1 Cl4 110.845 C2 C1 Cl5 110.845
H3 C1 Cl4 105.971 H3 C1 Cl5 105.971
Cl4 C1 Cl5 110.636 H6 C2 H7 108.976
H6 C2 H8 108.976 H7 C2 H8 109.051
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.250      
2 C -0.589      
3 H 0.259      
4 Cl -0.009      
5 Cl -0.009      
6 H 0.207      
7 H 0.195      
8 H 0.195      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.158 1.967 0.000 2.283
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.508 -0.259 0.000
y -0.259 -36.804 0.000
z 0.000 0.000 -40.942
Traceless
 xyz
x 1.365 -0.259 0.000
y -0.259 2.421 0.000
z 0.000 0.000 -3.786
Polar
3z2-r2-7.572
x2-y2-0.704
xy-0.259
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 146.872
(<r2>)1/2 12.119