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

using model chemistry: MP2/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/6-31+G**
 hartrees
Energy at 0K-1456.605173
Energy at 298.15K-1456.609077
HF Energy-1455.916291
Nuclear repulsion energy361.821660
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 MP2/6-31+G**
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 3140 2953 2.89      
2 A1 1465 1378 9.23      
3 A1 1129 1062 14.31      
4 A1 547 515 8.69      
5 A1 364 342 1.26      
6 A2 332 313 0.00      
7 E 3251 3058 2.45      
7 E 3251 3058 2.45      
8 E 1519 1429 4.15      
8 E 1519 1429 4.15      
9 E 1143 1075 53.91      
9 E 1143 1075 53.91      
10 E 769 723 103.86      
10 E 769 723 103.86      
11 E 361 339 0.72      
11 E 361 339 0.72      
12 E 251 237 0.25      
12 E 251 237 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 10782.6 cm-1
Scaled (by 0.9406) Zero Point Vibrational Energy (zpe) 10142.1 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 MP2/6-31+G**
ABC
0.07901 0.07901 0.05664

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.758
C2 0.000 0.000 0.242
H3 0.000 -1.026 2.120
H4 0.888 0.513 2.120
H5 -0.888 0.513 2.120
Cl6 0.000 1.675 -0.360
Cl7 -1.451 -0.838 -0.360
Cl8 1.451 -0.838 -0.360

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 Cl6 Cl7 Cl8
C11.51551.08781.08781.08782.70012.70012.7001
C21.51552.13952.13952.13951.78021.78021.7802
H31.08782.13951.77661.77663.66662.87902.8790
H41.08782.13951.77661.77662.87903.66662.8790
H51.08782.13951.77661.77662.87902.87903.6666
Cl62.70011.78023.66662.87902.87902.90182.9018
Cl72.70011.78022.87903.66662.87902.90182.9018
Cl82.70011.78022.87902.87903.66662.90182.9018

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 109.765 C1 C2 Cl7 109.765
C1 C2 Cl8 109.765 C2 C1 H3 109.445
C2 C1 H4 109.445 C2 C1 H5 109.445
H3 C1 H4 109.498 H3 C1 H5 109.498
H4 C1 H5 109.498 Cl6 C2 Cl7 109.176
Cl6 C2 Cl8 109.176 Cl7 C2 Cl8 109.176
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at MP2/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.520     -0.533
2 C -0.012     -0.297
3 H 0.178     0.229
4 H 0.178     0.229
5 H 0.178     0.229
6 Cl -0.000     0.048
7 Cl -0.000     0.048
8 Cl -0.000     0.048


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 1.858 1.858
CHELPG        
AIM        
ESP 0.003 0.002 1.894 1.894


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.994 0.000 0.000
y 0.000 -51.994 0.000
z 0.000 0.000 -49.005
Traceless
 xyz
x -1.495 0.000 0.000
y 0.000 -1.495 0.000
z 0.000 0.000 2.990
Polar
3z2-r25.980
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 9.115 0.000 0.000
y 0.000 9.115 0.000
z 0.000 0.000 7.625


<r2> (average value of r2) Å2
<r2> 217.012
(<r2>)1/2 14.731