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ACIDS - BASES AND SALTS - Coggle Diagram
ACIDS - BASES AND SALTS
ACIDS
compounds containing hydrogen
that can be replaced by a metal.
dissolve in water
to form hydrogen ions (H+)
PROPERTIES
have sour taste
produce a painful sensation
react with metal
to produce hydrogen gas
turn litmus paper red
BASES
compounds which can accept protons
yield hydroxide ions (OH-)
when dissolved in water
PROPERTIES
have a bitter taste
produce a slippery sensation
react with oils and greases
turn litmus paper blue
SALTS
compound obtained from the reaction
of an acid with a base
neutralisation reaction
PH SCALE
numerical scale ranging from 0 to 14
used for measuring
acidity
Neutral
7
pure water
Acidic
smaller than 7
Basic
larger than 7