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

using model chemistry: MP2/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/6-311+G(3df,2p)
 hartrees
Energy at 0K-337.816352
Energy at 298.15K 
HF Energy-336.900229
Nuclear repulsion energy133.952258
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 MP2/6-311+G(3df,2p)
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 3202 3021 23.79 65.83 0.17 0.29
2 A1 1163 1097 95.56 5.74 0.02 0.03
3 A1 709 669 12.73 1.97 0.22 0.36
4 E 1421 1341 41.54 1.75 0.75 0.86
4 E 1421 1341 41.54 1.75 0.75 0.86
5 E 1181 1114 300.08 2.03 0.75 0.86
5 E 1181 1114 300.08 2.03 0.75 0.86
6 E 513 484 2.33 0.80 0.75 0.86
6 E 513 484 2.33 0.80 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5652.3 cm-1
Scaled (by 0.9434) Zero Point Vibrational Energy (zpe) 5332.4 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 MP2/6-311+G(3df,2p)
ABC
0.34630 0.34630 0.18988

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311+G(3df,2p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.337
H2 0.000 0.000 1.423
F3 0.000 1.248 -0.128
F4 1.081 -0.624 -0.128
F5 -1.081 -0.624 -0.128

Atom - Atom Distances (Å)
  C1 H2 F3 F4 F5
C11.08611.33181.33181.3318
H21.08611.99081.99081.9908
F31.33181.99082.16172.1617
F41.33181.99082.16172.1617
F51.33181.99082.16172.1617

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 110.429 H2 C1 F4 110.429
H2 C1 F5 110.429 F3 C1 F4 108.497
F3 C1 F5 108.497 F4 C1 F5 108.497
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability