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

using model chemistry: mPW1PW91/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-999.057515
Energy at 298.15K-999.062236
Nuclear repulsion energy208.327809
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/cc-pVDZ
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' 3190 3057 5.06      
2 A' 3165 3033 1.03      
3 A' 3078 2949 5.68      
4 A' 1456 1395 8.22      
5 A' 1396 1338 10.15      
6 A' 1299 1245 14.47      
7 A' 1115 1069 6.82      
8 A' 996 954 15.33      
9 A' 658 630 13.97      
10 A' 407 390 5.01      
11 A' 278 266 1.20      
12 A" 3174 3041 5.22      
13 A" 1461 1400 1.70      
14 A" 1241 1189 36.79      
15 A" 1066 1022 44.98      
16 A" 705 676 117.19      
17 A" 321 307 1.02      
18 A" 272 261 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 12638.2 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 12111.2 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/cc-pVDZ
ABC
0.21429 0.10554 0.07495

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.545 0.000
C2 -1.449 0.958 0.000
H3 0.686 1.398 0.000
Cl4 0.395 -0.400 1.471
Cl5 0.395 -0.400 -1.471
H6 -2.101 0.075 0.000
H7 -1.661 1.559 0.895
H8 -1.661 1.559 -0.895

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 H6 H7 H8
C11.50711.09481.79261.79262.15252.14202.1420
C21.50712.18042.72252.72251.09731.09861.0986
H31.09482.18042.34132.34133.08482.51712.5171
Cl41.79262.72252.34132.94242.93592.89803.6966
Cl51.79262.72252.34132.94242.93593.69662.8980
H62.15251.09733.08482.93592.93591.78801.7880
H72.14201.09862.51712.89803.69661.78801.7898
H82.14201.09862.51713.69662.89801.78801.7898

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 110.487 C1 C2 H7 109.584
C1 C2 H8 109.584 C2 C1 H3 112.900
C2 C1 Cl4 110.891 C2 C1 Cl5 110.891
H3 C1 Cl4 105.812 H3 C1 Cl5 105.812
Cl4 C1 Cl5 110.309 H6 C2 H7 109.030
H6 C2 H8 109.030 H7 C2 H8 109.101
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.210      
2 C -0.006      
3 H 0.131      
4 Cl -0.066      
5 Cl -0.066      
6 H 0.077      
7 H 0.070      
8 H 0.070      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.095 1.853 0.000 2.152
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.966 -0.276 0.000
y -0.276 -36.280 0.000
z 0.000 0.000 -40.014
Traceless
 xyz
x 1.181 -0.276 0.000
y -0.276 2.211 0.000
z 0.000 0.000 -3.391
Polar
3z2-r2-6.783
x2-y2-0.687
xy-0.276
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> 146.639
(<r2>)1/2 12.109