Wednesday, December 2, 2009

alkalies / IGCSE /GCSE CHEMISTRY NOTES

Alkali is pronounced like alcohol,with 'lie' at the end instead of 'hol'.
An alkali is any substance which produces OH- ions in water.OH- ions are called hydroxide ions
A substance which will neutralise an acid,but does not dissolve in water, is called a base.For example,copper(II) oxide, iron(II) oxide and zinc carbonate are bases,they do not dissolve in Any base which dissolves in water is called an alkali.

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