Question

give five characteristics of acids

Answer 1

General Characteristics of Acids:
pH < 7
Sour taste (though you should never use this characteristic to identify an acid in the lab)
Reacts with a metal to form hydrogen gas
Increases the H+ concentration in water
Donates H+ ions
Turns blue litmus indicator red

Answer 2

acids are sour(khattta)in taste.
bas ek hi pata h
sorry.....
oh hop its help