Clue | Length | Answer |
---|---|---|
Highly radioactive element named after the country of its discovery | 8 letters | francium |
radioactive element; symbol fr | 8 letters | francium |
Unstable element | 8 letters | francium |
Radioactive chemical element; symbol Fr | 8 letters | francium |
Radioactive chemical element | 8 letters | francium |
Alkali metal with the chemical symbol Fr | 8 letters | francium |
Element Fr discovered by Marguerite Perey in 1939 | 8 letters | francium |