Acids and alkalis ppt1292425009

Acid and base by Entranci.com

Acids and bases ,[object Object],[object Object],[object Object],[object Object]

Acids and bases ,[object Object],When a substance dissolves in water it makes a solution.

When the oxide of some non-metals dissolve in water they make an acid. Acids have a sour taste. They are corrosive.

Reaction of Acids with metals and carbonates. ,[object Object],[object Object],Acid + Carbonate Salt + Water + Carbon dioxide sulphuric acid + copper sulphate + water + copper carbonate carbon dioxide

Acids in our lives ,[object Object],[object Object],[object Object],There are many acids present in our everyday lives.

Neutralisation ,[object Object],A salt is made when acid react with base .

Salts ,[object Object],[object Object],[object Object],The salts of sulphuric acid are known as sulphates. The salts of hydrochloric acid are known as chlorides. The salts of nitric acid are known as nitrates.

Alkalis ,[object Object],[object Object],Many everyday substances are alkalis.alkali are the base which are soluble in water. They feel soapy. They are corrosive.

Alkalis ,[object Object],[object Object],[object Object],Calcium hydroxide and sodium hydroxide are strong alkalis. The most recognisable and common weak alkali is ammonia.

Indicators ,[object Object],[object Object],[object Object],Indicators help you find out whether a solution is acidic or not.

Litmus Test ,[object Object],[object Object],[object Object],[object Object]

Universal Indicator ,[object Object],[object Object],ACIDS ALKALIS Neutral

The pH scale 1 – 6 8 - 14 Alkalis 7 Neutral Acids

Acids and alkalis ppt1292425009

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Acids and alkalis ppt1292425009