Neutralisation Flashcards
(16 cards)
what is neutralisation
the reaction between an acid and an alkali producing a salt and water
4 examples of neutralisation in everyday life
Soil treatment
Indigestion
Insect stings
Wasp sting
Acid + Metal —>
salt + hydrogen
acid + alkali —>
salt + water
acid + base —>
salt + water
acid + metal carbonate —>
salt + water + carbon dioxide
what is the salt formed if hydrochloric acid is used
chloride
what is the salt formed if sulfuric acid is used
sulfate
what is the salt formed if nitric acid is used
nitrate
what is an indicator
a chemical that gives a colour change in acidic, alkaline and neutral solutions
what is a base
a substance that reacts with an acid producing a salt and water
what is an alkali
a soluble base
what is a salt
a compound formed when some or all of the hydrogen ions in an acid are replaced by metal ions or ammonium ions
what pH is a neutral substance
7
what pH is an acidic substance
1-6
what pH is an alkaline substance
8-14
