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

using model chemistry: LSDA/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at LSDA/STO-3G
 hartrees
Energy at 0K-370.415001
Energy at 298.15K-370.418921
Nuclear repulsion energy193.959780
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 LSDA/STO-3G
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 3297 2953 2.30      
2 A1 1473 1319 16.05      
3 A1 1212 1085 119.32      
4 A1 823 737 2.32      
5 A1 533 478 8.28      
6 A2 134 120 0.00      
7 E 3478 3114 1.06      
7 E 3478 3114 1.06      
8 E 1617 1448 1.73      
8 E 1617 1448 1.73      
9 E 1350 1209 154.07      
9 E 1350 1209 154.07      
10 E 995 891 2.58      
10 E 995 891 2.58      
11 E 479 429 0.98      
11 E 479 429 0.98      
12 E 315 282 0.38      
12 E 315 282 0.38      

Unscaled Zero Point Vibrational Energy (zpe) 11968.7 cm-1
Scaled (by 0.8955) Zero Point Vibrational Energy (zpe) 10718.0 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 LSDA/STO-3G
ABC
0.16803 0.15997 0.15997

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.533
C2 0.000 0.000 -0.048
H3 0.000 -1.036 1.902
H4 0.897 0.518 1.902
H5 -0.897 0.518 1.902
F6 0.000 1.305 -0.541
F7 -1.130 -0.653 -0.541
F8 1.130 -0.653 -0.541

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 F6 F7 F8
C11.58111.10001.10001.10002.45032.45032.4503
C21.58112.20882.20882.20881.39501.39501.3950
H31.10002.20881.79451.79453.38402.71932.7193
H41.10002.20881.79451.79452.71933.38402.7193
H51.10002.20881.79451.79452.71932.71933.3840
F62.45031.39503.38402.71932.71932.26052.2605
F72.45031.39502.71933.38402.71932.26052.2605
F82.45031.39502.71932.71933.38402.26052.2605

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 110.681 C1 C2 F7 110.681
C1 C2 F8 110.681 C2 C1 H3 109.633
C2 C1 H4 109.633 C2 C1 H5 109.633
H3 C1 H4 109.309 H3 C1 H5 109.309
H4 C1 H5 109.309 F6 C2 F7 108.235
F6 C2 F8 108.235 F7 C2 F8 108.235
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.308      
2 C 0.226      
3 H 0.107      
4 H 0.107      
5 H 0.107      
6 F -0.080      
7 F -0.080      
8 F -0.080      


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 1.013 1.013
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.439 0.000 0.000
y 0.000 -24.439 0.000
z 0.000 0.000 -22.993
Traceless
 xyz
x -0.723 0.000 0.000
y 0.000 -0.723 0.000
z 0.000 0.000 1.447
Polar
3z2-r22.894
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 1.998 0.000 0.000
y 0.000 1.998 0.000
z 0.000 0.000 1.910


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000