Copper nitrate (Cu(NO₃)₂) is a relatively unreactive compound. It won't react with many metals because copper is relatively low in the reactivity series. Here's a breakdown:

Metals Copper Nitrate WILL React With:

* Metals Higher in the Reactivity Series: Copper nitrate will react with metals that are higher in the reactivity series than copper. This is because these metals will displace copper from its solution.

* Examples:

* Magnesium (Mg): Mg(s) + Cu(NO₃)₂(aq) → Mg(NO₃)₂(aq) + Cu(s)

* Zinc (Zn): Zn(s) + Cu(NO₃)₂(aq) → Zn(NO₃)₂(aq) + Cu(s)

* Iron (Fe): Fe(s) + Cu(NO₃)₂(aq) → Fe(NO₃)₂(aq) + Cu(s)

Metals Copper Nitrate WON'T React With:

* Metals Lower in the Reactivity Series: Copper nitrate will not react with metals that are lower in the reactivity series than copper. These metals are less reactive and cannot displace copper from its solution.

* Examples:

* Silver (Ag)

* Gold (Au)

* Platinum (Pt)

Important Note:

* The reactivity series is a useful guide, but there are always exceptions. Factors like temperature, concentration, and the presence of other substances can influence reactivity.

Let me know if you have any other questions!