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

using model chemistry: mPW1PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-1451.572080
Energy at 298.15K-1451.575734
Nuclear repulsion energy351.546215
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 mPW1PW91/3-21G
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 3100 2959 0.00      
2 A1 1481 1414 26.05      
3 A1 1107 1057 32.29      
4 A1 499 476 15.84      
5 A1 327 312 2.32      
6 A2 314 300 0.00      
7 E 3189 3044 0.03      
7 E 3189 3044 0.03      
8 E 1538 1468 6.03      
8 E 1538 1468 6.03      
9 E 1151 1098 80.45      
9 E 1151 1098 80.44      
10 E 694 663 142.62      
10 E 694 662 142.64      
11 E 341 326 0.86      
11 E 341 326 0.86      
12 E 231 220 0.62      
12 E 231 220 0.62      

Unscaled Zero Point Vibrational Energy (zpe) 10557.6 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 10078.3 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 mPW1PW91/3-21G
ABC
0.07471 0.07471 0.05295

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.777
C2 0.000 0.000 0.277
H3 0.000 -1.030 2.141
H4 0.892 0.515 2.141
H5 -0.892 0.515 2.141
Cl6 0.000 1.733 -0.368
Cl7 -1.501 -0.867 -0.368
Cl8 1.501 -0.867 -0.368

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 Cl6 Cl7 Cl8
C11.50011.09261.09261.09262.75762.75762.7576
C21.50012.12972.12972.12971.84931.84931.8493
H31.09262.12971.78451.78453.73232.92792.9279
H41.09262.12971.78451.78452.92793.73232.9279
H51.09262.12971.78451.78452.92792.92793.7323
Cl62.75761.84933.73232.92792.92793.00223.0022
Cl72.75761.84932.92793.73232.92793.00223.0022
Cl82.75761.84932.92792.92793.73233.00223.0022

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 110.400 C1 C2 Cl7 110.400
C1 C2 Cl8 110.400 C2 C1 H3 109.445
C2 C1 H4 109.445 C2 C1 H5 109.445
H3 C1 H4 109.497 H3 C1 H5 109.497
H4 C1 H5 109.497 Cl6 C2 Cl7 108.527
Cl6 C2 Cl8 108.527 Cl7 C2 Cl8 108.527
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.573      
2 C -0.678      
3 H 0.278      
4 H 0.278      
5 H 0.278      
6 Cl 0.139      
7 Cl 0.139      
8 Cl 0.139      


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 2.533 2.533
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -52.475 0.000 0.000
y 0.000 -52.475 0.000
z 0.000 0.000 -47.645
Traceless
 xyz
x -2.415 0.000 0.000
y 0.000 -2.415 0.000
z 0.000 0.000 4.829
Polar
3z2-r29.659
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 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> 228.232
(<r2>)1/2 15.107