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

using model chemistry: HF/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-375.868154
Energy at 298.15K-375.873021
Nuclear repulsion energy203.412822
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/aug-cc-pVDZ
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 3210 2923 1.87      
2 A1 1563 1423 108.00      
3 A1 1399 1274 138.67      
4 A1 892 812 6.42      
5 A1 640 583 30.95      
6 A2 248 225 0.00      
7 E 3302 3007 10.12      
7 E 3302 3007 10.12      
8 E 1578 1437 0.00      
8 E 1578 1437 0.00      
9 E 1354 1233 274.54      
9 E 1354 1233 274.54      
10 E 1065 970 54.91      
10 E 1065 970 54.91      
11 E 577 526 1.63      
11 E 577 526 1.63      
12 E 389 354 0.64      
12 E 389 354 0.64      

Unscaled Zero Point Vibrational Energy (zpe) 12241.4 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 11147.0 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 HF/aug-cc-pVDZ
ABC
0.18766 0.17544 0.17544

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.472
C2 0.000 0.000 -0.027
H3 0.000 -1.027 1.827
H4 0.890 0.514 1.827
H5 -0.890 0.514 1.827
F6 0.000 1.233 -0.524
F7 -1.068 -0.616 -0.524
F8 1.068 -0.616 -0.524

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 F6 F7 F8
C11.49941.08691.08691.08692.34612.34612.3461
C21.49942.12032.12032.12031.32921.32921.3292
H31.08692.12031.77901.77903.26152.61502.6150
H41.08692.12031.77901.77902.61503.26152.6150
H51.08692.12031.77901.77902.61502.61503.2615
F62.34611.32923.26152.61502.61502.13552.1355
F72.34611.32922.61503.26152.61502.13552.1355
F82.34611.32922.61502.61503.26152.13552.1355

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 111.938 C1 C2 F7 111.938
C1 C2 F8 111.938 C2 C1 H3 109.092
C2 C1 H4 109.092 C2 C1 H5 109.092
H3 C1 H4 109.847 H3 C1 H5 109.847
H4 C1 H5 109.847 F6 C2 F7 106.896
F6 C2 F8 106.896 F7 C2 F8 106.896
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.017      
2 C 1.806      
3 H 0.005      
4 H 0.005      
5 H 0.005      
6 F -0.613      
7 F -0.613      
8 F -0.613      


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 2.492 2.492
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.637 0.000 0.000
y 0.000 -28.637 0.000
z 0.000 0.000 -25.503
Traceless
 xyz
x -1.567 0.000 0.000
y 0.000 -1.567 0.000
z 0.000 0.000 3.134
Polar
3z2-r26.267
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 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 91.880
(<r2>)1/2 9.585