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All results from a given calculation for HCCF (Fluoroacetylene)

using model chemistry: B97D3/aug-cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C*V 1Σ
Energy calculated at B97D3/aug-cc-pVQZ
 hartrees
Energy at 0K-176.527285
Energy at 298.15K 
HF Energy-176.527285
Nuclear repulsion energy55.444000
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 B97D3/aug-cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Σ 3439 3439 88.12 24.72 0.29 0.45
2 Σ 2260 2260 143.59 91.79 0.02 0.04
3 Σ 1056 1056 80.31 10.79 0.19 0.32
4 Π 570 570 46.01 0.49 0.75 0.86
4 Π 570 570 46.01 0.49 0.75 0.86
5 Π 362 362 2.10 7.00 0.75 0.86
5 Π 362 362 2.10 7.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4309.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4309.3 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 B97D3/aug-cc-pVQZ
B
0.32254

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/aug-cc-pVQZ

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.094
C2 0.000 0.000 -1.294
F3 0.000 0.000 1.187
H4 0.000 0.000 -2.357

Atom - Atom Distances (Å)
  C1 C2 F3 H4
C11.19991.28062.2634
C21.19992.48041.0636
F31.28062.48043.5440
H42.26341.06363.5440

picture of Fluoroacetylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H4 180.000 C2 C1 F3 180.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.550      
2 C -0.709      
3 F -0.348      
4 H 0.506      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.514 0.514
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.047 0.000 0.000
y 0.000 -17.047 0.000
z 0.000 0.000 -12.982
Traceless
 xyz
x -2.032 0.000 0.000
y 0.000 -2.032 0.000
z 0.000 0.000 4.064
Polar
3z2-r28.129
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.977 0.000 0.000
y 0.000 2.977 0.000
z 0.000 0.000 5.121


<r2> (average value of r2) Å2
<r2> 38.128
(<r2>)1/2 6.175