Nitrate

Copper(II) nitrate is the chemical compound with the formula Cu(NO3)2. Commonly referred to simply as copper nitrate, the anhydrous form is a blue, crystalline solid. Hydrated forms of copper nitrate, also blue, are commonly used in school laboratories to demonstrate chemical voltaic cell reactions. The Roman numeral sign is to specify that the copper has an oxidation state of +2.

Ceric ammonium nitrate (CAN) is the inorganic compound with the formula (NH4)2Ce(NO3)6. This orange-red, water-soluble salt is widely used as an oxidising agent in organic synthesis and as a standard oxidant in quantitative analysis,

Calcium nitrate, also called norgessalpeter (norwegian saltpeter) is the inorganic compound with the formula ca(no3)2. This colourless salt absorbs moisture from the air and is commonly found as a tetrahydrate. It is mainly used as a component in fertilizers.

It is colorless to white solid without odor.