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Experimental data for BF4- (tetrafluoroboron anion)

22 02 02 11 45
INChI INChIKey SMILES IUPAC name
InChI=1S/BF4/c2-1(3,4)5/q-1 ODGCEQLVLXJUCC-UHFFFAOYSA-N F[B-](F)(F)F
State Conformation
1A1 TD
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Hfg(298.15K) enthalpy of formation -1710.00 7.90 kJ mol-1 webbook
Hfg(0K) enthalpy of formation   7.90 kJ mol-1 webbook
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference
3 T2 1014   webbook      
4 T2 524   webbook      

Calculated vibrational frequencies for BF4- (tetrafluoroboron anion).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment

Calculated rotational constants for BF4- (tetrafluoroboron anion).
Product of moments of inertia moments of inertia
amu3Å6   0gm3 cm6
Geometric Data
picture of tetrafluoroboron anion

Point Group Td


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4

Cartesians
Atom x (Å) y (Å) z (Å)

Atom - Atom Distances bond lengths
Distances in Å
 

Calculated geometries for BF4- (tetrafluoroboron anion).

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
B-F 4

Connectivity
Atom 1 Atom 2
B1 F2
B1 F3
B1 F4
B1 F5
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1A1
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 1A1 Td True           Td 0 0
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for BF4- (tetrafluoroboron anion).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 1A1 Td True       Td 0 0

Calculated electric quadrupole moments for BF4- (tetrafluoroboron anion).

References
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squib reference DOI
webbook NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) 10.18434/T4D303

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