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

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-377.236867
Energy at 298.15K-377.241517
HF Energy-376.985975
Nuclear repulsion energy200.879463
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 B2PLYP/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 3123 2964 0.75      
2 A1 1482 1406 78.12      
3 A1 1324 1256 155.82      
4 A1 842 799 4.69      
5 A1 599 569 22.01      
6 A2 251 239 0.00      
7 E 3213 3050 5.26      
7 E 3213 3050 5.27      
8 E 1535 1457 0.17      
8 E 1535 1457 0.18      
9 E 1294 1228 229.78      
9 E 1294 1228 229.78      
10 E 1007 956 51.30      
10 E 1007 956 51.31      
11 E 536 509 1.13      
11 E 536 509 1.13      
12 E 363 344 0.56      
12 E 363 344 0.56      

Unscaled Zero Point Vibrational Energy (zpe) 11757.0 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 11159.8 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 B2PLYP/6-31G*
ABC
0.18102 0.17210 0.17210

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.474
C2 0.000 0.000 -0.028
H3 0.000 -1.028 1.836
H4 0.890 0.514 1.836
H5 -0.890 0.514 1.836
F6 0.000 1.256 -0.525
F7 -1.088 -0.628 -0.525
F8 1.088 -0.628 -0.525

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 F6 F7 F8
C11.50161.09001.09001.09002.36072.36072.3607
C21.50162.12852.12852.12851.35101.35101.3510
H31.09002.12851.78071.78073.28512.63012.6301
H41.09002.12851.78071.78072.63013.28512.6301
H51.09002.12851.78071.78072.63012.63013.2851
F62.36071.35103.28512.63012.63012.17572.1757
F72.36071.35102.63013.28512.63012.17572.1757
F82.36071.35102.63012.63013.28512.17572.1757

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 111.595 C1 C2 F7 111.595
C1 C2 F8 111.595 C2 C1 H3 109.408
C2 C1 H4 109.408 C2 C1 H5 109.408
H3 C1 H4 109.535 H3 C1 H5 109.535
H4 C1 H5 109.535 F6 C2 F7 107.267
F6 C2 F8 107.267 F7 C2 F8 107.267
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.563      
2 C 0.927      
3 H 0.193      
4 H 0.193      
5 H 0.193      
6 F -0.315      
7 F -0.315      
8 F -0.315      


Electric dipole moments


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 3.396 0.000 0.000
y 0.000 3.396 0.000
z 0.000 0.000 3.399


<r2> (average value of r2) Å2
<r2> 93.174
(<r2>)1/2 9.653