When tin is treated with concentrated nitric acid

When phenol is treated with concentrated nitric acid gives 4- Nitro phenol 2,4,6 -tri nitro phenol Both None

What happens when i. Hydrogen sulhide is bubbled through an aqueous solution of sulphur dioxide . ii . Aqueous ammonia in added dropwise to a solution of copper sulphate till it is in excess iii Tin in treated with concentrated nitric acid d iv CrCI_(3) solution is treated with sodium hydroxide and then with hydrogen peroxide v. Pb_(3)O_(4) is treated with nitric acid

What happens when Gold is treated with Concentrated Nitric acid?

Write balanced equation for the following : Phosphorus is treated with concentrated nitric acid.

Write balanced equation for the following : Phosphorus is treated with concentrated nitric acid.