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

using model chemistry: HF/cc-pCVTZ

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-pCVTZ
 hartrees
Energy at 0K-336.909244
Energy at 298.15K 
HF Energy-336.909244
Nuclear repulsion energy136.106934
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-pCVTZ
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 3316 3028 45.47 61.15 0.17 0.30
2 A1 1259 1150 136.81 2.74 0.01 0.03
3 A1 773 706 19.09 1.38 0.35 0.51
4 E 1552 1417 77.61 1.66 0.75 0.86
4 E 1552 1417 77.61 1.66 0.75 0.86
5 E 1307 1194 304.32 2.38 0.75 0.86
5 E 1307 1194 304.32 2.38 0.75 0.86
6 E 560 512 4.07 0.73 0.75 0.86
6 E 560 512 4.07 0.73 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 6094.0 cm-1
Scaled (by 0.9131) Zero Point Vibrational Energy (zpe) 5564.5 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 HF/cc-pCVTZ
ABC
0.35760 0.35760 0.19619

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

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 1.228 -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
C11.07651.31041.31041.3104
H21.07651.96501.96501.9650
F31.31041.96502.12672.1267
F41.31041.96502.12672.1267
F51.31041.96502.12672.1267

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 110.443 H2 C1 F4 110.443
H2 C1 F5 110.443 F3 C1 F4 108.482
F3 C1 F5 108.482 F4 C1 F5 108.482
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pCVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.641      
2 H 0.011      
3 F -0.217      
4 F -0.217      
5 F -0.217      


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 1.717 1.717
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.015 0.000 0.000
y 0.000 -22.015 0.000
z 0.000 0.000 -18.201
Traceless
 xyz
x -1.907 0.000 0.000
y 0.000 -1.907 0.000
z 0.000 0.000 3.814
Polar
3z2-r27.629
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 2.061 0.000 0.000
y 0.000 2.061 0.000
z 0.000 0.000 1.939


<r2> (average value of r2) Å2
<r2> 56.733
(<r2>)1/2 7.532