Untitled Slide

PROMETHIUM

• Promethium was discovered in oak ridge, Tennessee at a nuclear reactor . It was discovered from the fission from the uranium and was discovered by 3 scientist in 1946, by Jacob marinsky, lawerence glendenin, and Charles coryell.

PROMETHIUM

• Atomic number:61
• Atomic mass:145
• Density:7.26 grams
• Melting point: 1042 Celsius
• Boiling point:3000 Celsius
• Element group: metal

CHARACTERISTICS

• Metal at room temperature
• Radioactive
• Looks like other metals
• Glows green in the dark
• No odour.

USED IN RADIOS

GUIDED MISSILES

RADIOACTIVE BATTERIES

INTERESTING FACTS

• Only rare earth metal
• Is being produced on on planets
• Not sure how it grows
• Only lives a half life of 18

BOHR DIAGRAM

REFRENCES

• Chemicool.com
• Chemical elements.com
• Wikipedia.com
• Education.jiab.org