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All results from a given calculation for CHF3 (Methane, trifluoro-)

using model chemistry: PBEPBEultrafine/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBEPBEultrafine/6-31+G**
 hartrees
Energy at 0K-337.933035
Energy at 298.15K 
HF Energy-337.933035
Nuclear repulsion energy131.421369
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 PBEPBEultrafine/6-31+G**
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 3073 3038 29.11 78.67 0.21 0.35
2 A1 1088 1076 89.76 6.20 0.02 0.05
3 A1 658 651 10.94 2.13 0.34 0.51
4 E 1323 1308 47.63 3.56 0.75 0.86
4 E 1323 1308 47.62 3.56 0.75 0.86
5 E 1090 1078 319.19 2.33 0.75 0.86
5 E 1090 1078 319.18 2.33 0.75 0.86
6 E 473 468 1.72 1.28 0.75 0.86
6 E 473 468 1.72 1.28 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5295.9 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 5235.5 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 PBEPBEultrafine/6-31+G**
ABC
0.33332 0.33332 0.18277

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.345
H2 0.000 0.000 1.447
F3 0.000 1.272 -0.130
F4 1.102 -0.636 -0.130
F5 -1.102 -0.636 -0.130

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.10151.35801.35801.3580
H21.10152.02592.02592.0259
F31.35802.02592.20342.2034
F41.35802.02592.20342.2034
F51.35802.02592.20342.2034

picture of Methane, trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.487 H2 C1 F4 110.487
H2 C1 F5 110.487 F3 C1 F4 108.437
F3 C1 F5 108.437 F4 C1 F5 108.437
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.627      
2 H 0.152      
3 F -0.260      
4 F -0.260      
5 F -0.260      


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 1.658 1.658
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.658 0.000 0.000
y 0.000 -22.658 0.000
z 0.000 0.000 -18.983
Traceless
 xyz
x -1.838 0.000 0.000
y 0.000 -1.838 0.000
z 0.000 0.000 3.676
Polar
3z2-r27.352
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 2.758 0.000 0.000
y 0.000 2.758 0.000
z 0.000 0.000 2.507


<r2> (average value of r2) Å2
<r2> 60.346
(<r2>)1/2 7.768