Definition of antemortem in the Definitions.net dictionary. Meaning of antemortem. What does antemortem mean? Information and translations of antemortem in the most comprehensive dictionary definitions resource on the web.
Boron is a chemical element. It is a metalloid. Its chemical symbol is B and its atomic number is 5. It was first discovered in 1808 by the efforts of French physicist Joseph-Louis Gay-Lussac, French chemist Louis-Jaques Thenard. They reacted sodium with boric acid to separate boron element. Later it was isolated by British chemist Sir Humphry Davy independently.
Discovery of Rutherfordium. Rutherfordium was the first transactinide or super-heavy element to be discovered. Rutherfordium may first have been synthesized in 1964 when a team of scientists at Dubna, Russia, led by Georgy Flerov, bombarded a plutonium target with neon ions.