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All results from a given calculation for CH3CF3 (Ethane, 1,1,1-trifluoro-)

using model chemistry: TPSSh/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at TPSSh/cc-pVTZ
 hartrees
Energy at 0K-377.705837
Energy at 298.15K-377.710402
HF Energy-377.705837
Nuclear repulsion energy200.770547
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 TPSSh/cc-pVTZ
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 3063 2966 0.92      
2 A1 1430 1385 66.42      
3 A1 1276 1236 169.81      
4 A1 822 796 4.79      
5 A1 587 569 20.13      
6 A2 222 215 0.00      
7 E 3148 3048 6.08      
7 E 3148 3048 6.08      
8 E 1494 1447 0.36      
8 E 1494 1447 0.36      
9 E 1218 1180 220.58      
9 E 1218 1180 220.48      
10 E 965 935 72.66      
10 E 965 935 72.65      
11 E 527 510 0.54      
11 E 527 510 0.54      
12 E 352 340 0.55      
12 E 352 340 0.55      

Unscaled Zero Point Vibrational Energy (zpe) 11403.5 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 11042.0 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 TPSSh/cc-pVTZ
ABC
0.18136 0.17163 0.17163

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.502
C2 0.000 0.000 0.014
H3 0.000 -0.973 1.838
H4 0.843 0.486 1.838
H5 -0.843 0.486 1.838
F6 0.000 1.569 -0.541
F7 -1.359 -0.785 -0.541
F8 1.359 -0.785 -0.541

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 F6 F7 F8
C11.48791.02921.02921.02922.57632.57632.5763
C21.48792.06692.06692.06691.66461.66461.6646
H31.02922.06691.68511.68513.48172.74632.7463
H41.02922.06691.68511.68512.74633.48172.7463
H51.02922.06691.68511.68512.74632.74633.4817
F62.57631.66463.48172.74632.74632.71792.7179
F72.57631.66462.74633.48172.74632.71792.7179
F82.57631.66462.74632.74633.48172.71792.7179

picture of Ethane, 1,1,1-trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.494 C1 C2 F7 109.494
C1 C2 F8 109.494 C2 C1 H3 109.037
C2 C1 H4 109.037 C2 C1 H5 109.037
H3 C1 H4 109.902 H3 C1 H5 109.902
H4 C1 H5 109.902 F6 C2 F7 109.448
F6 C2 F8 109.448 F7 C2 F8 109.448
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.240      
2 C 0.474      
3 H 0.094      
4 H 0.094      
5 H 0.094      
6 F -0.172      
7 F -0.172      
8 F -0.172      


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 2.242 2.242
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.933 0.000 0.000
y 0.000 3.933 0.000
z 0.000 0.000 4.093


<r2> (average value of r2) Å2
<r2> 93.469
(<r2>)1/2 9.668