Technetium - Wikipedia Technetium is a chemical element; it has symbol Tc and atomic number 43 It is the lightest element whose isotopes are all radioactive Technetium and promethium are the only radioactive elements whose neighbours in the sense of atomic number are both stable
Technetium Facts – Atomic Number 43 Element Symbol Tc Technetium is a transition metal element with atomic number 43 and element symbol Tc It is the lightest radioactive element Traces of technetium occur naturally, but it was discovered through synthesis in a lab and was the first artificial element
Facts About Technetium - Live Science Technetium is a silvery-gray transition metal It tarnishes slowly in moist air It dissolves in nitric acid, aqua regia (nitro-hydrochloric acid) and concentrated sulfuric acid, but is not
The Techy Element Technetium - ChemTalk Introduction to Technetium The element Technetium is a silvery gray transition metal It has the atomic number of 43 and has the atomic symbol Tc It is also the lightest element with all radioactive isotopes and the first artificially produced element 10 Fun Facts about Technetium
Technetium - New World Encyclopedia Technetium (chemical symbol Tc, atomic number 43) is a silvery gray, radioactive, crystalline metal Its appearance is similar to platinum, but it is commonly obtained as a gray powder