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

using model chemistry: mPW1PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G*
 hartrees
Energy at 0K-999.010644
Energy at 298.15K-999.015377
Nuclear repulsion energy208.593549
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 mPW1PW91/6-31G*
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' 3203 3037 7.99      
2 A' 3184 3020 0.14      
3 A' 3097 2937 5.94      
4 A' 1513 1435 8.38      
5 A' 1444 1369 11.72      
6 A' 1334 1265 14.11      
7 A' 1125 1067 3.90      
8 A' 1011 959 16.16      
9 A' 664 630 13.85      
10 A' 411 390 5.18      
11 A' 281 267 1.39      
12 A" 3183 3018 6.76      
13 A" 1517 1438 2.34      
14 A" 1296 1229 44.21      
15 A" 1095 1038 47.19      
16 A" 714 677 122.61      
17 A" 324 307 0.82      
18 A" 275 261 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 12836.1 cm-1
Scaled (by 0.9483) Zero Point Vibrational Energy (zpe) 12172.4 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 mPW1PW91/6-31G*
ABC
0.21521 0.10557 0.07504

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.540 0.000
C2 -1.454 0.947 0.000
H3 0.669 1.398 0.000
Cl4 0.397 -0.396 1.471
Cl5 0.397 -0.396 -1.471
H6 -2.100 0.067 0.000
H7 -1.667 1.545 0.890
H8 -1.667 1.545 -0.890

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 H6 H7 H8
C11.51011.08811.78881.78882.15252.13992.1399
C21.51012.17072.71962.71961.09141.09271.0927
H31.08812.17072.33672.33673.07232.50402.5040
Cl41.78882.71962.33672.94262.93482.89213.6880
Cl51.78882.71962.33672.94262.93483.68802.8921
H62.15251.09143.07232.93482.93481.77821.7782
H72.13991.09272.50402.89213.68801.77821.7798
H82.13991.09272.50403.68802.89211.77821.7798

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 110.640 C1 C2 H7 109.556
C1 C2 H8 109.556 C2 C1 H3 112.316
C2 C1 Cl4 110.775 C2 C1 Cl5 110.775
H3 C1 Cl4 106.055 H3 C1 Cl5 106.055
Cl4 C1 Cl5 110.678 H6 C2 H7 109.003
H6 C2 H8 109.003 H7 C2 H8 109.055
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.371      
2 C -0.507      
3 H 0.266      
4 Cl -0.010      
5 Cl -0.010      
6 H 0.217      
7 H 0.207      
8 H 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.134 1.950 0.000 2.256
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.037 -0.226 0.000
y -0.226 -36.358 0.000
z 0.000 0.000 -40.375
Traceless
 xyz
x 1.329 -0.226 0.000
y -0.226 2.348 0.000
z 0.000 0.000 -3.677
Polar
3z2-r2-7.354
x2-y2-0.679
xy-0.226
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> 146.535
(<r2>)1/2 12.105