Acid , bases & salts
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Transcript of Acid , bases & salts
ACIDS-acids are those chemical
substances which have a sour taste. The acids
present in plant materials and animals
are called organic acids.
The acid prepared form the minerals of the earth are called
minerals acids . Hydrochloric acids,
sulphuric acid and nitric acid.
Please note that- the carbonic acid is also a minerals acid . But it is a weak acid. All the
acid changes the color of blue litmus to red.
BASES Bases are those
chemical substanceswhich have a bitter taste. All the bases
change the color of red litmus to blue.
-Bases are the chemical opposites of
acids .-A base is a chemical substances which can neutralise an acid .