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

using model chemistry: HF/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G
 hartrees
Energy at 0K-42.606825
Energy at 298.15K-42.611650
Nuclear repulsion energy64.135656
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 HF/CEP-121G
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' 3354 3061 10.20      
2 A' 3290 3002 11.03      
3 A' 3176 2898 14.28      
4 A' 1614 1473 9.01      
5 A' 1569 1432 8.50      
6 A' 1417 1293 27.22      
7 A' 1203 1098 2.89      
8 A' 1076 982 13.04      
9 A' 653 596 24.78      
10 A' 415 379 9.09      
11 A' 282 257 2.23      
12 A" 3273 2987 15.47      
13 A" 1622 1480 3.86      
14 A" 1379 1258 69.07      
15 A" 1189 1085 47.21      
16 A" 712 649 157.75      
17 A" 331 302 0.78      
18 A" 271 247 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 13413.2 cm-1
Scaled (by 0.9125) Zero Point Vibrational Energy (zpe) 12239.6 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 HF/CEP-121G
ABC
0.20663 0.09991 0.07127

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.421 0.000
C2 -1.493 0.121 0.000
H3 0.234 1.469 0.000
Cl4 0.808 -0.272 1.514
Cl5 0.808 -0.272 -1.514
H6 -1.671 -0.946 0.000
H7 -1.949 0.554 0.883
H8 -1.949 0.554 -0.883

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 H6 H7 H8
C11.52241.07401.85021.85022.15922.14372.1437
C21.52242.19072.78142.78141.08191.08411.0841
H31.07402.19072.37712.37713.07632.52642.5264
Cl41.85022.78142.37713.02752.98182.94583.7449
Cl51.85022.78142.37713.02752.98183.74492.9458
H62.15921.08193.07632.98182.98181.76271.7627
H72.14371.08412.52642.94583.74491.76271.7659
H82.14371.08412.52643.74492.94581.76271.7659

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 110.871 C1 C2 H7 109.508
C1 C2 H8 109.508 C2 C1 H3 113.957
C2 C1 Cl4 110.741 C2 C1 Cl5 110.741
H3 C1 Cl4 105.675 H3 C1 Cl5 105.675
Cl4 C1 Cl5 109.800 H6 C2 H7 108.931
H6 C2 H8 108.931 H7 C2 H8 109.063
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.396      
2 C -0.378      
3 H 0.242      
4 Cl -0.009      
5 Cl -0.009      
6 H 0.190      
7 H 0.180      
8 H 0.180      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.538 1.712 0.000 3.061
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.597 0.410 0.000
y 0.410 -36.309 0.000
z 0.000 0.000 -42.125
Traceless
 xyz
x 1.619 0.410 0.000
y 0.410 3.552 0.000
z 0.000 0.000 -5.172
Polar
3z2-r2-10.343
x2-y2-1.289
xy0.410
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.570 -0.721 0.000
y -0.721 4.454 0.000
z 0.000 0.000 8.084


<r2> (average value of r2) Å2
<r2> 91.750
(<r2>)1/2 9.579