Potassium aluminate

Potassium aluminate^[1]
Names
	IUPAC name potassium aluminate
Identifiers
CAS Number	12003-63-3 ;
ECHA InfoCard	100.031.289
Properties
Chemical formula	K2Al2O4
Molar mass	196.157 g/mol
Solubility in water	very soluble
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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	Infobox references

Potassium aluminate is an inorganic compound with the formula KAlO₂, which in aqueous solution exists as K[Al(OH)₄]. It is used as a dyeing and printing mordant, as a paper sizing, as an accelerant in the setting of concrete.

Reactions

Potassium aluminate can be used to produce Potassium alum with Sulfuric acid in this reaction.

K Al O₂ + 2 H₂S O₄ = K Al(SO₄)₂ + 2 H₂O

References

↑ Lide, David R. (1998). Handbook of Chemistry and Physics (87 ed.). Boca Raton, Florida: CRC Press. pp. 4–76. ISBN 0-8493-0594-2.

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[hand-1] Lide, David R. (1998). Handbook of Chemistry and Physics (87 ed.). Boca Raton, Florida: CRC Press. pp. 4–76. ISBN 0-8493-0594-2.