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All results from a given calculation for CHF3 (Methane, 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-337.812763
Energy at 298.15K 
HF Energy-337.658522
Nuclear repulsion energy129.023545
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
(Å4/u)
Dep P Dep U
1 A1 3246 3246 30.10 61.68 0.22 0.36
2 A1 1075 1075 103.16 6.24 0.00 0.00
3 A1 638 638 20.83 2.71 0.47 0.64
4 E 1402 1402 58.37 5.33 0.75 0.86
4 E 1402 1402 58.36 5.33 0.75 0.86
5 E 1136 1136 224.70 4.31 0.75 0.86
5 E 1136 1136 224.70 4.31 0.75 0.86
6 E 455 455 6.43 2.11 0.75 0.86
6 E 455 455 6.43 2.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5471.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5471.4 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
0.32101 0.32101 0.17573

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 0.355
H2 0.000 0.000 1.439
F3 0.000 1.297 -0.132
F4 1.124 -0.649 -0.132
F5 -1.124 -0.649 -0.132

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.08431.38581.38581.3858
H21.08432.03792.03792.0379
F31.38582.03792.24712.2471
F41.38582.03792.24712.2471
F51.38582.03792.24712.2471

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 110.585 H2 C1 F4 110.585
H2 C1 F5 110.585 F3 C1 F4 108.335
F3 C1 F5 108.335 F4 C1 F5 108.335
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 0.715      
2 H 0.179      
3 F -0.298      
4 F -0.298      
5 F -0.298      


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 2.025 2.025
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.853 0.000 0.000
y 0.000 -22.853 0.000
z 0.000 0.000 -18.257
Traceless
 xyz
x -2.298 0.000 0.000
y 0.000 -2.298 0.000
z 0.000 0.000 4.595
Polar
3z2-r29.191
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 1.871 0.000 0.000
y 0.000 1.871 0.000
z 0.000 0.000 1.542


<r2> (average value of r2) Å2
<r2> 62.062
(<r2>)1/2 7.878