Sulphuric acid can be prepared by reacting Sulphur with
Potassium dichromate solution
Dilute nitric acid
Concentrated nitric acid
Potassium permanganate
Conc. nitric acid oxidises Sulphur to sulphuric acid.
Which acid is formed when concentrated nitric acid reacts with sulphur?
Write the equation for the laboratory preparation of nitric acid from potassium nitrate and concentrated sulphuric acid.