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All results from a given calculation for CH2F (fluoromethyl radical)

using model chemistry: PBE1PBE/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at PBE1PBE/6-31+G**
 hartrees
Energy at 0K-138.935444
Energy at 298.15K-138.936683
HF Energy-138.935444
Nuclear repulsion energy32.111686
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 PBE1PBE/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 A' 3175 3033 12.15      
2 A' 1471 1405 6.82      
3 A' 1204 1150 132.39      
4 A' 551 527 55.92      
5 A" 3336 3187 7.25      
6 A" 1174 1121 7.18      

Unscaled Zero Point Vibrational Energy (zpe) 5454.8 cm-1
Scaled (by 0.9553) Zero Point Vibrational Energy (zpe) 5211.0 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 PBE1PBE/6-31+G**
ABC
8.72209 1.02946 0.92852

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.026 0.657 0.000
F2 0.026 -0.684 0.000
H3 -0.197 1.107 0.960
H4 -0.197 1.107 -0.960

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.34061.08351.0835
F21.34062.04442.0444
H31.08352.04441.9194
H41.08352.04441.9194

picture of fluoromethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 H3 114.586 F2 C1 H4 114.586
H3 C1 H4 124.686
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.080      
2 F -0.235      
3 H 0.157      
4 H 0.157      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.440 1.418 0.000 1.485
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.661 -0.487 0.000
y -0.487 -11.631 0.000
z 0.000 0.000 -10.580
Traceless
 xyz
x -1.556 -0.487 0.000
y -0.487 -0.010 0.000
z 0.000 0.000 1.566
Polar
3z2-r23.132
x2-y2-1.030
xy-0.487
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.743 -0.057 0.000
y -0.057 2.202 0.000
z 0.000 0.000 1.935


<r2> (average value of r2) Å2
<r2> 18.440
(<r2>)1/2 4.294