Technetium - Wikipedia
网页Technetium is the lightest element with all radioactive isotopes and the only radioactive element with stable neighbours. It was predicted by Mendeleev and discovered by Segrè and Perrier in 1937. Learn about its properties, history, isotopes and applications.
Technetium - Element information, properties and uses | Periodic …
网页Technetium is a radioactive, silvery metal that does not occur naturally and is produced from uranium fission. It is used for medical diagnostic studies and as a corrosion inhibitor for steel.
Technetium | Radioactive, Synthetic, Transition Metal | Britannica
网页technetium (Tc), chemical element, synthetic radioactive metal of Group 7 (VIIb) of the periodic table, the first element to be artificially produced.
Technetium | History, Uses, Facts, Physical & Chemical …
网页Technetium is a radioactive metal with the symbol Tc and atomic number 43. It was predicted by Mendeleev and discovered in 1937 by artificial synthesis. It is used in nuclear medicine, catalysis and nanotechnology, and has nine oxidation states.
Technetium Facts – Atomic Number 43 Element Symbol Tc
网页2020年11月1日 · Technetium is a radioactive transition metal element with atomic number 43 and symbol Tc. It was first synthesized in a lab by Perrier and Segrè in 1937, but was also called masurium by Noddack, Berg, and Tacke in 1925.
Facts About Technetium - Live Science
网页2013年5月28日 · Technetium is the first element to be produced artificially and a radioactive transition metal. Learn about its properties, sources, uses and isotopes from this web page.
The Techy Element Technetium - ChemTalk
网页Learn about technetium, the first artificially produced element and the lightest element with all radioactive isotopes. Discover its properties, applications, compounds, and oxidation states.
A Deep Dive Into Technetium: Everything You Need To Know
网页2023年8月5日 · Technetium is a silvery-gray, radioactive metal that was the first element to be made synthetically in 1937. It is used for medical imaging and diagnosis, quality control and alloys, gasoline additives, catalytic converters, and batteries.
The first synthetic element - Nature
网页2019年1月28日 · Technetium is element 43, the first to be created in a laboratory by bombarding uranium with neutrons. Learn how Italian physicists Segrè and Perrier discovered it in 1937, and how it opened...
Technetium (Tc) - Periodic Table
网页Technetium is a radioactive metallic transition element with atomic number 43 and symbol Tc. It is located in group seven, period five and block d of the periodic table and has sixteen isotopes. Learn about its chemical and physical properties, electron configuration, oxidation states and more.
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