chemistry

Created by: josiejojo
Created on: 05-03-14 19:31

what is an alkali

An alkali is a compound that dissolves to give a solution with a pH higher than 7

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what is an acid

All acids: have a low pH (1-6) – the lower the number the stronger the acid react with bases to form neutral compounds are corrosive when they are strong are an irritant when they are weak

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sodium hydroxide + hydrochloric acid

sodium hydroxide + hydrochloric acid → sodium chloride + water

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copper oxide + hydrochloric acid

copper oxide + hydrochloric acid → copper chloride + water

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calcium carbonate + hydrochloric acid

calcium carbonate + hydrochloric acid → calcium chloride + water + carbon dioxide

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Card 2

Front

what is an acid

Back

All acids: have a low pH (1-6) – the lower the number the stronger the acid react with bases to form neutral compounds are corrosive when they are strong are an irritant when they are weak