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All results from a given calculation for HCF (Fluoromethylene)

using model chemistry: PBEPBEultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
2 1 yes CS 3A"

State 1 (1A')

Jump to S2C1
Energy calculated at PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-138.250249
Energy at 298.15K 
HF Energy-138.250249
Nuclear repulsion energy26.793213
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 PBEPBEultrafine/6-31G*
Rotational Constants (cm-1) from geometry optimized at PBEPBEultrafine/6-31G*
ABC
14.79854 1.19668 1.10715

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -1.057 0.956 0.000
C2 0.070 0.732 0.000
F3 0.070 -0.594 0.000

Atom - Atom Distances (Å)
  H1 C2 F3
H11.14931.9168
C21.14931.3263
F31.91681.3263

picture of Fluoromethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 C2 F3 101.235
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.109      
2 C 0.030      
3 F -0.139      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.225 -0.448 0.000 1.305
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.663 -1.473 0.000
y -1.473 -12.232 0.000
z 0.000 0.000 -10.072
Traceless
 xyz
x -0.511 -1.473 0.000
y -1.473 -1.365 0.000
z 0.000 0.000 1.876
Polar
3z2-r23.752
x2-y20.569
xy-1.473
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.071 -0.377 0.000
y -0.377 1.844 0.000
z 0.000 0.000 1.298


<r2> (average value of r2) Å2
<r2> 15.568
(<r2>)1/2 3.946

State 2 (3A")

Jump to S1C1
Energy calculated at PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-138.233793
Energy at 298.15K-138.233649
HF Energy-138.233793
Nuclear repulsion energy26.691532
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 PBEPBEultrafine/6-31G*
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' 3051 3000 11.18 90.00 0.26 0.41
2 A' 1272 1251 75.42 5.97 0.25 0.40
3 A' 1090 1072 24.03 10.76 0.74 0.85

Unscaled Zero Point Vibrational Energy (zpe) 2706.1 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 2661.5 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 PBEPBEultrafine/6-31G*
ABC
22.40930 1.13134 1.07696

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 -0.884 1.279 0.000
C2 0.059 0.710 0.000
F3 0.059 -0.615 0.000

Atom - Atom Distances (Å)
  H1 C2 F3
H11.10112.1161
C21.10111.3256
F32.11611.3256

picture of Fluoromethylene state 2 conformation 1
More geometry information
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.173      
2 C -0.012      
3 F -0.161      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.760 0.539 0.000 0.931
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.250 -0.998 0.000
y -0.998 -10.398 0.000
z 0.000 0.000 -11.421
Traceless
 xyz
x 0.660 -0.998 0.000
y -0.998 0.438 0.000
z 0.000 0.000 -1.097
Polar
3z2-r2-2.194
x2-y20.148
xy-0.998
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.444 -0.266 0.000
y -0.266 1.937 0.000
z 0.000 0.000 0.957


<r2> (average value of r2) Å2
<r2> 15.580
(<r2>)1/2 3.947