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Aluminium chloride, also known as aluminium trichloride, is an inorganic compound with the formula AlCl 3.It forms a hexahydrate with the formula [Al(H 2 O) 6]Cl 3, containing six water molecules of hydration.
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The trivalent charge carrier, Al 3+ is both the advantage and disadvantage of this battery. [4] While transferring 3 units of charge by one ion significantly increases the energy storage capacity, the electrostatic intercalation of the electrodes with a trivalent cation is too strong for well-defined electrochemical behaviour.
In water purification, this compound is preferred in some cases because of its high charge, which makes it more effective at destabilizing and removing suspended materials than other aluminium salts such as aluminium sulfate, aluminium chloride and various forms of polyaluminium chloride (PAC) and polyaluminium chlorosulfate, in which the ...
z + is the charge number of the cation; z − is the charge number of the anion; e is the elementary charge, equal to 1.6022 × 10 −19 C; ε 0 is the permittivity of free space, equal to 8.854 × 10 −12 C 2 J −1 m −1; r 0 is the nearest-neighbor distance between ions; and
Aluminium does not experience the inert-pair effect, a phenomenon where valence s electrons are poorly shielded from nuclear charge due to the presence of filled d and f orbitals. [1] As such, aluminium (III) ( Al 3 + {\displaystyle {\ce {Al^3+}}} ) is the much more common oxidation state for aluminium.
Formal charges in ozone and the nitrate anion. In chemistry, a formal charge (F.C. or q*), in the covalent view of chemical bonding, is the hypothetical charge assigned to an atom in a molecule, assuming that electrons in all chemical bonds are shared equally between atoms, regardless of relative electronegativity.
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