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  1. Element Rutherfordium (Rf), Group 4, Atomic Number 104, d-block, Mass [267]. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

  2. Rutherfordium is a synthetic chemical element; it has symbol Rf and atomic number 104. It is named after physicist Ernest Rutherford. As a synthetic element, it is not found in nature and can only be made in a particle accelerator. It is radioactive; the most stable known isotope, 267 Rf, has a half-life of about 48 minutes.

  3. Rutherfordium (Rf), an artificially produced radioactive transuranium element in Group IVb of the periodic table, atomic number 104. Soviet scientists at the Joint Institute for Nuclear Research at Dubna, Russia, U.S.S.R., announced in 1964 the discovery of element 104, which they named.

  4. 30 Μαΐ 2019 · Sources of Element 104: Element 104 has not been found in nature. It is only produced by nuclear bombardment or decay of heavier isotopes. In 1964, researchers at the Russian's facility at Dubna bombarded a plutonium-242 target with neon-22 ions to produce the isotope most likely rutherfordium-259.

  5. Explore the world of Rutherfordium, Element 104 in the periodic table. Learn about its history, physical and chemical properties, abundance, safety guidelines, and interesting facts.

  6. 30 Δεκ 2019 · Rutherfordium (Rf) is a radioactive metal that has the atomic number 104 in the periodic table, its appearance is not fully known due to the minuscule amounts produced of it. It is a Transition metal in Group 4. It has the symbol Rf.

  7. 24 Μαΐ 2019 · Rutherfordium is a synthetic chemical element. Its official chemical symbol is Rf, and its atomic number is 104, which means that a rutherfordium atom has 104 protons in its nucleus. Rutherfordium was the first super-heavy element to be discovered.

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