Lead nitrate is a chemical compound. It has lead and nitrate ions in it. It was known long ago as plumb dulcis. The lead is in the +2 oxidation state.
Lead nitrate is a white solid. It is one of the few lead compounds that can dissolve in water. Lead(II) acetate is the other lead compound that can dissolve. It is an oxidizing agent. It crackles when it is heated. It is toxic because it has lead in it.
It is made by dissolving lead, lead(II) oxide, or lead(II) carbonate in nitric acid.
It is used to make other lead compounds.