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Compounds of Potassium

By admin • Mar 17th, 2008 • Category: Uncategorized

COMPOUNDS OF POTASSIUM

COMPOUND

PREPARATION

PROPERTIES

Potassium oxide (K2O)

2KNO3+ 10K è 6K2O + N2
2KOH + 2K è 2K2O + H2
180OC
4K + O2 è 2K2O
reduced pressure

 

White hygroscopic substance

 

K2O + H2O
è 2KOH

Potassium hydroxide (KOH)

K2SO4 + Ba(OH)2 è BaSO4 + 2KOH
By the electrolysis of a solution of […]