Technetium
91Sodium pertechnetate — IUPAC name Sodium technetate(VII) …
92transition element — Chem. any element in any of the series of elements with atomic numbers 21 29, 39 47, 57 79, and 89 107, that in a given inner orbital has less than a full quota of electrons. Also called transition metal. [1920 25] * * * Any chemical element with …
93Otto Berg (scientist) — Otto Berg (23 November 1873–1939) was a German scientist. He is one of the scientists credited with discovering rhenium, the next to last naturally occurring element to be discovered and the last element to be discovered having a stable isotope.… …
94Rhenium — tungsten ← rhenium → osmium Tc ↑ Re ↓ Bh …
95Synthetic element — In chemistry, a synthetic element is a chemical element that is too unstable to occur naturally on Earth, and therefore has to be created artificially. So far 30 synthetic elements have been discovered that is, synthesized. Six of them are quasi… …
96Mangangruppe —     …
97Medecine nucleaire — Médecine nucléaire Un examen de médecine nucléaire corps entier La médecine nucléaire est l ensemble des applications médicales des radiotraceurs, ou sources radioactives non scellées. Sommaire …
98Médecine Nucléaire — Un examen de médecine nucléaire corps entier La médecine nucléaire est l ensemble des applications médicales des radiotraceurs, ou sources radioactives non scellées. Sommaire …
99Médecine nucléaire — Un examen de médecine nucléaire corps entier La médecine nucléaire est l ensemble des applications médicales des radiotraceurs, ou sources radioactives non scellées. Sommaire 1 …
100Nuclear reprocessing — technology was developed to chemically separate and recover fissionable plutonium from irradiated nuclear fuel.[1] Reprocessing serves multiple purposes, whose relative importance has changed over time. Originally reprocessing was used solely to… …
