Answer | Crossword Clue |
---|---|
lawrencium | a transuranic element, atomic no. 103, discovered in 1961 |
lawrenciums | LAWRENCIUM, a transuranic element, atomic no. 103, discovered in 1961 |
fermium | a transuranic element artificially produced by neutron bombardment of plutonium. Symbol: Fm; atomic no: 100; half-life of most stable isotope, 257Fm: 80 days (approx.) |