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

using model chemistry: mPW1PW91/aug-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/aug-cc-pVDZ
 hartrees
Energy at 0K-999.070080
Energy at 298.15K-999.074797
Nuclear repulsion energy208.460714
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/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3184 3051 5.79      
2 A' 3164 3032 0.13      
3 A' 3074 2946 6.01      
4 A' 1456 1395 9.07      
5 A' 1395 1337 12.40      
6 A' 1292 1238 10.79      
7 A' 1114 1068 5.47      
8 A' 993 951 12.84      
9 A' 657 630 11.74      
10 A' 407 390 4.03      
11 A' 276 265 1.01      
12 A" 3166 3034 6.89      
13 A" 1462 1401 1.42      
14 A" 1240 1188 35.10      
15 A" 1062 1018 43.06      
16 A" 704 675 111.03      
17 A" 321 307 1.14      
18 A" 266 255 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 12616.0 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 12090.0 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/aug-cc-pVDZ
ABC
0.21393 0.10588 0.07509

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.210 0.505 0.000
C2 -0.969 1.444 0.000
H3 1.170 1.026 0.000
Cl4 0.210 -0.522 1.469
Cl5 0.210 -0.522 -1.469
H6 -1.907 0.880 0.000
H7 -0.929 2.078 0.894
H8 -0.929 2.078 -0.894

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 H6 H7 H8
C11.50721.09211.79251.79252.15062.13782.1378
C21.50722.17942.72302.72301.09481.09621.0962
H31.09212.17942.34022.34023.08092.51232.5123
Cl41.79252.72302.34022.93742.93422.89673.6933
Cl51.79252.72302.34022.93742.93423.69332.8967
H62.15061.09483.08092.93422.93421.78571.7857
H72.13781.09622.51232.89673.69331.78571.7870
H82.13781.09622.51233.69332.89671.78571.7870

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 110.486 C1 C2 H7 109.385
C1 C2 H8 109.385 C2 C1 H3 112.983
C2 C1 Cl4 110.922 C2 C1 Cl5 110.922
H3 C1 Cl4 105.872 H3 C1 Cl5 105.872
Cl4 C1 Cl5 110.035 H6 C2 H7 109.183
H6 C2 H8 109.183 H7 C2 H8 109.197
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.566      
2 C 0.761      
3 H 0.015      
4 Cl -0.017      
5 Cl -0.017      
6 H -0.041      
7 H -0.067      
8 H -0.067      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.319 2.154 0.000 2.177
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.557 0.023 0.000
y 0.023 -36.548 0.000
z 0.000 0.000 -40.690
Traceless
 xyz
x 1.062 0.023 0.000
y 0.023 2.576 0.000
z 0.000 0.000 -3.638
Polar
3z2-r2-7.276
x2-y2-1.009
xy0.023
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.920 -0.586 0.000
y -0.586 7.923 0.000
z 0.000 0.000 9.481


<r2> (average value of r2) Å2
<r2> 146.757
(<r2>)1/2 12.114