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All results from a given calculation for CHF2 (difluoromethyl radical)

using model chemistry: BLYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A
Energy calculated at BLYP/6-311G**
 hartrees
Energy at 0K-238.356764
Energy at 298.15K-238.357964
HF Energy-238.356764
Nuclear repulsion energy69.078472
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 BLYP/6-311G**
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' 3006 2994 33.52      
2 A' 1104 1100 86.97      
3 A' 959 955 7.47      
4 A' 519 517 3.39      
5 A" 1289 1284 39.48      
6 A" 1103 1099 235.12      

Unscaled Zero Point Vibrational Energy (zpe) 3990.2 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 3974.7 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 BLYP/6-311G**
ABC
2.19020 0.35356 0.30921

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.031 0.517 0.000
H2 -0.742 1.297 0.000
F3 0.031 -0.244 1.115
F4 0.031 -0.244 -1.115

Atom - Atom Distances (Å)
  C1 H2 F3 F4
C11.09851.35011.3501
H21.09852.05352.0535
F31.35012.05352.2303
F41.35012.05352.2303

picture of difluoromethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 113.597 H2 C1 F4 113.597
F3 C1 F4 111.372
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.223      
2 H 0.103      
3 F -0.163      
4 F -0.163      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.747 1.065 0.000 1.301
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.361 -0.933 0.000
y -0.933 -14.826 0.000
z 0.000 0.000 -17.342
Traceless
 xyz
x 0.723 -0.933 0.000
y -0.933 1.525 0.000
z 0.000 0.000 -2.248
Polar
3z2-r2-4.496
x2-y2-0.535
xy-0.933
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.518 -0.250 0.000
y -0.250 1.898 0.000
z 0.000 0.000 2.239


<r2> (average value of r2) Å2
<r2> 37.212
(<r2>)1/2 6.100