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

using model chemistry: mPW1PW91/6-31+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 mPW1PW91/6-31+G**
 hartrees
Energy at 0K-139.046425
Energy at 298.15K-139.047667
HF Energy-139.046425
Nuclear repulsion energy32.111116
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 mPW1PW91/6-31+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' 3181 3028 12.40      
2 A' 1477 1405 6.76      
3 A' 1200 1142 132.66      
4 A' 555 528 55.15      
5 A" 3342 3181 7.64      
6 A" 1177 1121 7.30      

Unscaled Zero Point Vibrational Energy (zpe) 5466.1 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 5202.7 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 mPW1PW91/6-31+G**
ABC
8.74764 1.02867 0.92819

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31+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 0.958
H4 -0.197 1.107 -0.958

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.34121.08201.0820
F21.34122.04392.0439
H31.08202.04391.9163
H41.08202.04391.9163

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 114.592 F2 C1 H4 114.592
H3 C1 H4 124.641
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.080      
2 F -0.234      
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 1.441 0.000 1.507
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.613 -0.485 0.000
y -0.485 -11.603 0.000
z 0.000 0.000 -10.551
Traceless
 xyz
x -1.536 -0.485 0.000
y -0.485 -0.022 0.000
z 0.000 0.000 1.557
Polar
3z2-r23.114
x2-y2-1.009
xy-0.485
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.722 -0.058 0.000
y -0.058 2.192 0.000
z 0.000 0.000 1.923


<r2> (average value of r2) Å2
<r2> 18.418
(<r2>)1/2 4.292