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 properties of acids.
Two properties of acids are listed below:
i. It taste sour.
ii. It is corrosive in nature.
iii. It changes blue litmus paper to red and methyl orange to red.