Radium
| Formula / Notation | Ra |
|---|---|
| Molecular Weight | 226 |
| Category | Elements |
What is Radium?
Radium is a radioactive alkaline earth metal discovered by Marie and Pierre Curie in 1898. It was historically used in luminous paints and medical treatments but was phased out once its severe radioactive hazards were understood.
Formula & Notation
Properties & Characteristics
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Radium is a radioactive alkaline earth metal discovered by Marie and Pierre Curie in 1898. It was historically used in luminous paints and medical treatments but was phased out once its severe radioactive hazards were understood.
Historical use in luminous paints ('Radium Girls' era). Formerly used in radiotherapy. Now replaced by safer isotopes. Some use in neutron sources.
Highly radioactive and chemically toxic. Accumulates in bone (bone-seeking element). Causes bone cancer and anaemia. Strict regulatory controls apply.
The formula or notation for Radium is: Ra