Write the equation for the action of heat on potassium nitrate.

Q. Give the name of a soluble lead salt and write the equation for the action of heat on this salt. Write the equation for the preparation of nitric acid from potassium nitrate.

Q. (a) When nitric acid is prepared by the action of concentrated sulphuric acid on potassium nitrate, what is the special feature of the apparatus used?
(b) Write the equation for the laboratory preparation of nitric acid from potassium nitrate and concentrated sulphuric acid.
(c) Potassium nitrate is prepared from potassium hydroxide and nitric acid. Name the type of this reaction.
(d) Which gas is produced when potassium nitrate is heated? Write the equation for the reaction. [5 MARKS]

Q. Write the equations for the action of heat on ammonium chloride and ammonium nitrate.

Q. Write balanced equation for the preparation of nitric acid from potassium nitrate.

Q.

Write the equation for the action of heat on :

(a) Ammonium chloride, (b) Ammonium nitrate.

State whether each reacton is an example of thermal decomposition or thermal dissociation.