distinguishing between NaNO3 and AgNO3 Watch
You react them with conc. HCl to get the metal ions and then heat them to get different coloured flames....
this isnt on the mark scheme. Am i wrong or is the mark scheme harsh?
1. any hydrogen halide, silver one produces respective colour precipitate, silver is colourless.
2. any hydroxide or carbonate, silver makes precipitate, silver colourless.