ATOMIC NUMBER 91 vs PROTOACTINIUM: NOUN
- A short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
- Alternative form of protactinium. (dated)
- A short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
ATOMIC NUMBER 91 vs PROTOACTINIUM: RELATED WORDS
- Argon, Nitrogen, Magnesium, Iodine, Curium, Radon, Erbium, Transuranic, Gallium, Zirconium, Praseodymium, Bromine, Lanthanum, Protoactinium, Protactinium
- N/A
ATOMIC NUMBER 91 vs PROTOACTINIUM: DESCRIBE WORDS
- Hafnium, Fluorine, Boron, Argon, Nitrogen, Magnesium, Iodine, Radon, Erbium, Transuranic, Gallium, Zirconium, Praseodymium, Bromine, Lanthanum
- N/A