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

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G**
 hartrees
Energy at 0K-337.426986
Energy at 298.15K 
HF Energy-336.771157
Nuclear repulsion energy132.944897
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 MP2=FULL/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 3248 3035 50.16 58.41 0.21 0.35
2 A1 1172 1095 106.62 4.03 0.00 0.01
3 A1 703 657 14.62 1.60 0.41 0.58
4 E 1468 1372 85.72 3.68 0.75 0.86
4 E 1468 1372 85.72 3.68 0.75 0.86
5 E 1221 1141 241.09 3.08 0.75 0.86
5 E 1221 1141 241.09 3.08 0.75 0.86
6 E 506 473 3.41 1.15 0.75 0.86
6 E 506 473 3.41 1.15 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5756.8 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 5379.1 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 MP2=FULL/6-31G**
ABC
0.34104 0.34104 0.18690

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.340
H2 0.000 0.000 1.426
F3 0.000 1.258 -0.128
F4 1.089 -0.629 -0.128
F5 -1.089 -0.629 -0.128

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.08531.34251.34251.3425
H21.08531.99941.99941.9994
F31.34251.99942.17892.1789
F41.34251.99942.17892.1789
F51.34251.99942.17892.1789

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 110.440 H2 C1 F4 110.440
H2 C1 F5 110.440 F3 C1 F4 108.485
F3 C1 F5 108.485 F4 C1 F5 108.485
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability