State why for the preparation of Nitric acid, the complete apparatus is made up of glass.

Give a reason why - For the preparation of nitric acid in the laboratory ,the complete apparatus is made up of glass.

Juxtaglomerular apparatus is made up of

Juxtaglomerular apparatus is made up of

Explain why only all glass apparatus should be used for the preparation of nitric acid by heating concentrated sulphuric acid and potassium nitrate.

State four industrial uses of nitric acid.

The figure given below illustrates the apparatus used in the laboratory preparation of nitric acid. Complete the following: _____ is oxidised by nitric acid.

In the laboratory preparation of nitric acid, the mixture of concentrated sulphuric acid and sodium nitrate should not be heated very strongly above 200^@C . Give reasons.

Give reasons for the following - pertaining to the above laboratory preparation of nitric acid (i) concentrated hydrochloric acid is not used as a reactant in the laboratory preparation the complete apparatus in the laboratory preparation does not contain parts made of rubber or cork. , (iii) the reaction temperature is maintained below 200^(@)C (iv) at high temperatures the sodium sulphate or potasium sulphate formed , forms a crust and sticks to the glass apparatus .

Write a balanced equation for the following: Preparation of nitric acid from potassium nitrate.

Give reasons why? For the preparation of hydrochloric acid, hydrogen is not directly absorbed in water.