Radium nitrate is a radioactive salt with the formula Ra(NO3)2.

It is a white solid, but old samples appear yellowish-grey.

Although radium chloride and radium bromide are less soluble than the corresponding barium salts, radium nitrate is more soluble than barium nitrate.

[citation needed] Radium nitrate is produced by the reaction of radium carbonate or radium sulfate with nitric acid:[2]

This article about a salt (chemistry) is a stub.