Radium
Key Facts
Abbreviation
Ra
Pronunciation
/ˈreɪdiəm/
Category
Academic & Science
Related Field
Chemistry
Examples in Context
- Radium(Ra) and uranium are radioactive elements.
- Could you tell me the name of the scientist who discovered two new radioactive elements, radium and polonium?
- It was Madame Curie and her husband who discovered radium.
- Madame Curie discovered the element radium.
- Radon is a gas that comes from the radioactive decay of radium in rocks.