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.
Who discovered Argon? Argon is a chemical element and a colorless, odorless and monatomic gas easily found in the atmosphere of the earth. Its chemical symbol is Ar and its atomic number is 18. It was discovered in 1894 by Sir William Ramsay, a Scottish chemist and Lord Rayleigh, an English physicist. They both together discovered this gas by isolating argon from nitrogen and nitrogen from air.