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

using model chemistry: B2PLYP/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 B2PLYP/6-31+G**
 hartrees
Energy at 0K-337.993560
Energy at 298.15K 
HF Energy-337.777134
Nuclear repulsion energy132.528728
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/6-31+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 3217 3064 25.76 68.95 0.21 0.35
2 A1 1135 1081 102.05 6.25 0.02 0.03
3 A1 685 652 13.82 1.90 0.32 0.49
4 E 1403 1336 55.96 3.22 0.75 0.86
4 E 1403 1336 55.96 3.22 0.75 0.86
5 E 1154 1099 319.54 2.55 0.75 0.86
5 E 1154 1099 319.55 2.55 0.75 0.86
6 E 495 471 2.81 1.17 0.75 0.86
6 E 495 471 2.81 1.17 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5569.5 cm-1
Scaled (by 0.9524) Zero Point Vibrational Energy (zpe) 5304.4 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/6-31+G**
ABC
0.33896 0.33896 0.18588

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.344
H2 0.000 0.000 1.431
F3 0.000 1.261 -0.129
F4 1.092 -0.631 -0.129
F5 -1.092 -0.631 -0.129

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.08731.34721.34721.3472
H21.08732.00642.00642.0064
F31.34722.00642.18492.1849
F41.34722.00642.18492.1849
F51.34722.00642.18492.1849

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 110.555 H2 C1 F4 110.555
H2 C1 F5 110.555 F3 C1 F4 108.366
F3 C1 F5 108.366 F4 C1 F5 108.366
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.806      
2 H 0.139      
3 F -0.315      
4 F -0.315      
5 F -0.315      


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 1.783 1.783
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.763 0.000 0.000
y 0.000 -22.763 0.000
z 0.000 0.000 -18.840
Traceless
 xyz
x -1.962 0.000 0.000
y 0.000 -1.962 0.000
z 0.000 0.000 3.923
Polar
3z2-r27.846
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 2.538 0.000 0.000
y 0.000 2.538 0.000
z 0.000 0.000 2.318


<r2> (average value of r2) Å2
<r2> 59.572
(<r2>)1/2 7.718