What is acids? Give any two examples.
Acids are those chemical substances that gives hydrogen ions when dissolved in water.
For example: HCl -----> H+ + Cl-
H2SO4 -----> 2H+ + SO4--
Write any two chemical properties of base with chemical rxn.
Any two chemical properties of base wit chemical rxn are:
i. Alkalis react with acid to form salt and water.
NaOH + Hcl --------> Nacl + H2O
ii. Alkalis librate ammonia from ammonium salts.
NaOH + NH4Cl ----------> Nacl + H2O + NH3