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All results from a given calculation for HCCF+ (fluoroacetylene cation)

using model chemistry: MP2/6-31G**

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 MP2/6-31G**
 hartrees
Energy at 0K-176.067577
Energy at 298.15K 
HF Energy-175.641731
Nuclear repulsion energy54.909072
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 MP2/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 0 1 1 0.00      
1 0.79     0.00      
1 -0.06     0.00      
1 0 0i 0i 0.00      
1 0     -0.25      
1 0     0.60      
1 0     0.03      
1 0     0.00      
1 0     0.00      

Unscaled Zero Point Vibrational Energy (zpe) 0.4 cm-1
Scaled (by 0.9365) Zero Point Vibrational Energy (zpe) 0.3 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 MP2/6-31G**
B
0.31615

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G**

Point Group is C∞v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.096
C2 0.000 0.000 -1.308
F3 0.000 0.000 1.199
H4 0.000 0.000 -2.368

Atom - Atom Distances (Å)
  C1 C2 F3 H4
C11.21191.29522.2718
C21.21192.50711.0599
F31.29522.50713.5670
H42.27181.05993.5670

picture of fluoroacetylene cation 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