Dear student.
Properties of acids
Physical properties
They are sour to taste.
Depending on the temperature, acids can occur in solid, liquid or gaseous form.
Strong acids cause burn on skin.
Chemical properties
They are proton donors
They have pH less than 7
They increase H+ ion concentration in solution
Acids neutralize bases producing a salt and water
Acids turn blue litmus to red
Acids react with active metals to produce hydrogen
E.g. of acids: HNO3 – nitric acid, HCl – hydrochloric acid, HC2H3O2 – acetic acid etc.
Regards.