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All results from a given calculation for CH3F (Methyl fluoride)

using model chemistry: CCSD(T)=FULL/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD(T)=FULL/cc-pVDZ
 hartrees
Energy at 0K-139.411963
Energy at 298.15K-139.414987
HF Energy-139.044266
Nuclear repulsion energy37.140182
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 CCSD(T)=FULL/cc-pVDZ
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 3050 2938        
2 A1 1497 1442        
3 A1 1092 1052        
4 E 3142 3027        
4 E 3142 3026        
5 E 1492 1437        
5 E 1491 1436        
6 E 1198 1154        
6 E 1198 1154        

Unscaled Zero Point Vibrational Energy (zpe) 8651.3 cm-1
Scaled (by 0.9632) Zero Point Vibrational Energy (zpe) 8332.9 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 CCSD(T)=FULL/cc-pVDZ
ABC
5.14180 0.85016 0.85016

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.631
F2 0.000 0.000 0.754
H3 0.000 1.041 -1.000
H4 0.902 -0.521 -1.000
H5 -0.902 -0.521 -1.000

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.38481.10491.10491.1049
F21.38482.03982.03982.0398
H31.10492.03981.80361.8036
H41.10492.03981.80361.8036
H51.10492.03981.80361.8036

picture of Methyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 H3 109.525 F2 C1 H4 109.525
F2 C1 H5 109.525 H3 C1 H4 109.418
H3 C1 H5 109.418 H4 C1 H5 109.418
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability