Nitric acid oxidises diphenyl methane to gform

Nitric acid oxidises sulphur to:

Nitric acid oxidise phosphrous to

concentrared nitric acid oxidises cane sugar to

concentrared nitric acid oxidises cane sugar to

Give Reaction : 1 ) Concentrated Nitric acid oxidises red lead into lead dioxide. 2) orthoboric acid from mineral colemanite .

Nitric acid (conc.) oxidises phosphorus to

Concentrated nitric acid oxidises phosphorous and iodine, respectively to

Concentrated nitric acid oxidises phosphorous and iodine, respectively to

Nitric acid is an oxidising agent and reacts with PbO but it does not react with PbO_(2) . Explain why?