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

using model chemistry: HSEh1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HSEh1PBE/6-31G*
 hartrees
Energy at 0K-377.217763
Energy at 298.15K-377.222410
Nuclear repulsion energy201.600011
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 HSEh1PBE/6-31G*
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 3113 2960 0.58      
2 A1 1463 1391 104.09      
3 A1 1318 1254 145.15      
4 A1 853 811 3.91      
5 A1 602 573 21.29      
6 A2 249 236 0.00      
7 E 3207 3050 4.50      
7 E 3207 3050 4.51      
8 E 1512 1438 0.02      
8 E 1512 1438 0.02      
9 E 1295 1232 248.26      
9 E 1295 1232 248.28      
10 E 1000 951 38.66      
10 E 1000 951 38.67      
11 E 539 512 1.01      
11 E 539 512 1.01      
12 E 361 344 0.63      
12 E 361 344 0.63      

Unscaled Zero Point Vibrational Energy (zpe) 11712.6 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 11138.7 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 HSEh1PBE/6-31G*
ABC
0.18263 0.17322 0.17322

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.470
C2 0.000 0.000 -0.030
H3 0.000 -1.029 1.835
H4 0.891 0.514 1.835
H5 -0.891 0.514 1.835
F6 0.000 1.250 -0.524
F7 -1.083 -0.625 -0.524
F8 1.083 -0.625 -0.524

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 F6 F7 F8
C11.49971.09161.09161.09162.35332.35332.3533
C21.49972.12992.12992.12991.34441.34441.3444
H31.09162.12991.78181.78183.28002.62672.6267
H41.09162.12991.78181.78182.62673.28002.6267
H51.09162.12991.78181.78182.62672.62673.2800
F62.35331.34443.28002.62672.62672.16562.1656
F72.35331.34442.62673.28002.62672.16562.1656
F82.35331.34442.62672.62673.28002.16562.1656

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 111.556 C1 C2 F7 111.556
C1 C2 F8 111.556 C2 C1 H3 109.547
C2 C1 H4 109.547 C2 C1 H5 109.547
H3 C1 H4 109.395 H3 C1 H5 109.395
H4 C1 H5 109.395 F6 C2 F7 107.309
F6 C2 F8 107.309 F7 C2 F8 107.309
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.619      
2 C 0.806      
3 H 0.207      
4 H 0.207      
5 H 0.207      
6 F -0.269      
7 F -0.269      
8 F -0.269      


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 2.034 2.034
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.494 0.000 0.000
y 0.000 -27.494 0.000
z 0.000 0.000 -25.035
Traceless
 xyz
x -1.230 0.000 0.000
y 0.000 -1.230 0.000
z 0.000 0.000 2.460
Polar
3z2-r24.920
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 3.402 0.000 0.000
y 0.000 3.402 0.000
z 0.000 0.000 3.439


<r2> (average value of r2) Å2
<r2> 92.524
(<r2>)1/2 9.619