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All results from a given calculation for CH3CCl3 (Ethane, 1,1,1-trichloro-)

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 C3V 1A1
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-56.774315
Energy at 298.15K-56.778323
Nuclear repulsion energy93.916282
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 A1 3223 2912 9.01      
2 A1 1557 1406 2.07      
3 A1 1168 1055 12.91      
4 A1 563 509 12.96      
5 A1 371 335 2.41      
6 A2 324 293 0.00      
7 E 3318 2998 11.53      
7 E 3318 2998 11.53      
8 E 1612 1457 2.24      
8 E 1612 1457 2.24      
9 E 1212 1095 64.47      
9 E 1212 1095 64.47      
10 E 826 746 133.45      
10 E 826 746 133.45      
11 E 366 331 0.53      
11 E 366 331 0.53      
12 E 260 234 0.39      
12 E 260 234 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 11196.6 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 10115.0 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 HF/CEP-121G*
ABC
0.07830 0.07830 0.05634

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.560
C2 0.000 0.000 0.032
H3 0.000 -1.022 1.919
H4 0.885 0.511 1.919
H5 -0.885 0.511 1.919
Cl6 0.000 1.680 -0.577
Cl7 -1.455 -0.840 -0.577
Cl8 1.455 -0.840 -0.577

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 Cl6 Cl7 Cl8
C11.52861.08301.08301.08302.71892.71892.7189
C21.52862.14592.14592.14591.78691.78691.7869
H31.08302.14591.77011.77013.67842.89492.8949
H41.08302.14591.77011.77012.89493.67842.8949
H51.08302.14591.77011.77012.89492.89493.6784
Cl62.71891.78693.67842.89492.89492.90972.9097
Cl72.71891.78692.89493.67842.89492.90972.9097
Cl82.71891.78692.89492.89493.67842.90972.9097

picture of Ethane, 1,1,1-trichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 109.932 C1 C2 Cl7 109.932
C1 C2 Cl8 109.932 C2 C1 H3 109.325
C2 C1 H4 109.325 C2 C1 H5 109.325
H3 C1 H4 109.617 H3 C1 H5 109.617
H4 C1 H5 109.617 Cl6 C2 Cl7 109.006
Cl6 C2 Cl8 109.006 Cl7 C2 Cl8 109.006
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.492      
2 C 0.104      
3 H 0.203      
4 H 0.203      
5 H 0.203      
6 Cl -0.073      
7 Cl -0.073      
8 Cl -0.073      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.061 2.061
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.518 0.000 0.000
y 0.000 -49.518 0.000
z 0.000 0.000 -46.918
Traceless
 xyz
x -1.300 0.000 0.000
y 0.000 -1.300 0.000
z 0.000 0.000 2.600
Polar
3z2-r25.199
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.404 0.000 0.000
y 0.000 8.404 0.000
z 0.000 0.000 6.816


<r2> (average value of r2) Å2
<r2> 120.572
(<r2>)1/2 10.981