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

using model chemistry: HF/cc-pVQZ

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/cc-pVQZ
 hartrees
Energy at 0K-336.935749
Energy at 298.15K 
HF Energy-336.935749
Nuclear repulsion energy136.169341
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/cc-pVQZ
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 3314 3011 40.69 60.78 0.17 0.29
2 A1 1257 1142 132.69 3.39 0.02 0.04
3 A1 772 701 18.37 1.46 0.28 0.43
4 E 1549 1407 70.74 1.36 0.75 0.86
4 E 1549 1407 70.74 1.36 0.75 0.86
5 E 1301 1181 308.23 2.32 0.75 0.86
5 E 1301 1181 308.23 2.32 0.75 0.86
6 E 560 509 3.86 0.64 0.75 0.86
6 E 560 509 3.86 0.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6080.7 cm-1
Scaled (by 0.9084) Zero Point Vibrational Energy (zpe) 5523.7 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 HF/cc-pVQZ
ABC
0.35793 0.35793 0.19638

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.332
H2 0.000 0.000 1.408
F3 0.000 1.227 -0.126
F4 1.063 -0.614 -0.126
F5 -1.063 -0.614 -0.126

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.07641.30981.30981.3098
H21.07641.96441.96441.9644
F31.30981.96442.12572.1257
F41.30981.96442.12572.1257
F51.30981.96442.12572.1257

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 110.445 H2 C1 F4 110.445
H2 C1 F5 110.445 F3 C1 F4 108.480
F3 C1 F5 108.480 F4 C1 F5 108.480
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.796      
2 H 0.007      
3 F -0.268      
4 F -0.268      
5 F -0.268      


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 1.729 1.729
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.119 0.000 0.000
y 0.000 -22.119 0.000
z 0.000 0.000 -18.264
Traceless
 xyz
x -1.928 0.000 0.000
y 0.000 -1.928 0.000
z 0.000 0.000 3.855
Polar
3z2-r27.710
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 2.252 0.000 0.000
y 0.000 2.252 0.000
z 0.000 0.000 2.121


<r2> (average value of r2) Å2
<r2> 56.749
(<r2>)1/2 7.533