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

using model chemistry: HF/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-375.988916
Energy at 298.15K-375.993803
HF Energy-375.988916
Nuclear repulsion energy204.591241
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/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3208 2907 1.93      
2 A1 1573 1425 96.85      
3 A1 1409 1277 173.81      
4 A1 907 822 3.17      
5 A1 651 590 28.35      
6 A2 238 216 0.00      
7 E 3289 2982 10.74      
7 E 3289 2982 10.74      
8 E 1601 1451 0.01      
8 E 1601 1451 0.01      
9 E 1380 1251 289.94      
9 E 1380 1251 289.94      
10 E 1079 978 48.80      
10 E 1079 978 48.80      
11 E 593 537 1.84      
11 E 593 537 1.84      
12 E 394 357 0.54      
12 E 394 357 0.54      

Unscaled Zero Point Vibrational Energy (zpe) 12328.8 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 11174.8 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/Def2TZVPP
ABC
0.19004 0.17718 0.17718

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.505
C2 0.000 0.000 0.015
H3 0.000 -0.967 1.839
H4 0.837 0.483 1.839
H5 -0.837 0.483 1.839
F6 0.000 1.567 -0.542
F7 -1.357 -0.783 -0.542
F8 1.357 -0.783 -0.542

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 F6 F7 F8
C11.48981.02281.02281.02282.57742.57742.5774
C21.48982.06442.06442.06441.66271.66271.6627
H31.02282.06441.67441.67443.47652.74642.7464
H41.02282.06441.67441.67442.74643.47652.7464
H51.02282.06441.67441.67442.74642.74643.4765
F62.57741.66273.47652.74642.74642.71362.7136
F72.57741.66272.74643.47652.74642.71362.7136
F82.57741.66272.74642.74643.47652.71362.7136

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 109.560 C1 C2 F7 109.560
C1 C2 F8 109.560 C2 C1 H3 109.074
C2 C1 H4 109.074 C2 C1 H5 109.074
H3 C1 H4 109.866 H3 C1 H5 109.866
H4 C1 H5 109.866 F6 C2 F7 109.382
F6 C2 F8 109.382 F7 C2 F8 109.382
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.188      
2 C 0.710      
3 H 0.079      
4 H 0.079      
5 H 0.079      
6 F -0.253      
7 F -0.253      
8 F -0.253      


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 2.389 2.389
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.372 0.000 0.000
y 0.000 -28.372 0.000
z 0.000 0.000 -25.328
Traceless
 xyz
x -1.522 0.000 0.000
y 0.000 -1.522 0.000
z 0.000 0.000 3.045
Polar
3z2-r26.090
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 3.650 0.000 0.000
y 0.000 3.650 0.000
z 0.000 0.000 3.703


<r2> (average value of r2) Å2
<r2> 90.962
(<r2>)1/2 9.537