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 three properties of salts.
Any three properties of salts are:
i. Salt are water soluble and insoluble both.
ii. Salts are amorphous and crystalline both.
iii. Salt are electrovalent compounds.