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Roentgenium has 111 electrons.

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Roentgenium has no uses.

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Roentgenium has no uses.

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Roentgenium has no uses.

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Any food has roentgenium.

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"Roentgenium: Illuminating the future of science."

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Roentgenium is a solid metal.

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Roentgenium is a solid metal.

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Any roentgenium exist in foods.

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Roentgenium is a transition metal.

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The chemistry of roentgenium is unknown.

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Roentgenium is an artificial element, obtained via nuclear reactions in particle accelerators.

Roentgenium hasn't practical uses.

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Roentgenium is an artificial chemical element, atomic number 111.

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Roentgenium is an artificial element, not found in the nature.

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The density of roentgenium is estimated to be 28,7 g/cm3.

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Roentgenium has 7 isotopes (2011).

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The empirical atomic radius of roentgenium is 1348 pm.

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Roentgenium is a highly radioactive element that does not exist naturally and is only produced in laboratories. Due to its short half-life and high radioactivity, roentgenium is considered very dangerous. Handling even small amounts of roentgenium poses significant health risks.

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It is supposed that the chemical properties of roentgenium are similar to the properties of silver.

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Roentgenium is an artificial chemical element.

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Roentgenium (also called unununium) is classified in the metals.

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Roentgenium is a metal, belonging to the group of transition metals.

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Roentgenium, element 111 on the periodic table, has 11 valence electrons.

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The electron configuration of roentgenium is: [Rn]5f14.6d9.7s2.

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Roentgenium is an artificial element, obtained via nuclear reactions in particle accelerators.

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The first nuclear reaction used to obtain roentgenium was:

20983Bi + 6428Ni = 272111Rn + 1 n

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The nuclear reaction to obtain roentgenium is:
Bi-209 + Ni-64 = Rg-272 + n

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Roentgenium is a synthetic element that is not widely available for practical use. It is primarily used for scientific research purposes to study its properties and behavior in the laboratory. Due to its high radioactivity and short half-life, roentgenium does not have any significant practical applications at this time.

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Nothing has Roentgenium naturally in it. This is because the only way to obtain Roentgenium is to synthesise it. This in turn means, that, as it also has a very short half-life, it only appears in it's pure form once synthesised.

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Roentgenium is a synthetic element that is expected to behave as a solid at room temperature. As a member of the group 11 elements, it is likely to exhibit metallic properties similar to gold and silver.

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Roentgenium is a synthetic element that is not available in sufficient quantities for commercial use, so it does not have a market price. It is primarily used for research purposes to study its properties and behavior in the laboratory.

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Not known today

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Roentgenium, previously known as Unununium, with the chemical symbol Rg (previously Uuu) has the atomic number 111.

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Roentgenium is a very rare and highly radioactive element with no practical applications. It is mostly used for scientific research in laboratories to study its properties and behavior. There are no products available commercially that contain roentgenium.

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Roentgenium is a man-made element and its smell is not known because it exists only in tiny quantities under laboratory conditions.

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Roentgenium (Rg) has 111 protons and an atomic mass of approximately 282 u. Since atomic mass - atomic number = number of neutrons, Roentgenium is estimated to have around 171 neutrons. In a neutral atom of Roentgenium, the number of electrons would also be 111.

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Roentgenium does not have a known color as it is a synthetic element that is highly unstable and does not exist in large enough quantities to be observed directly.

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The 111th element is Roentgenium, which has the symbol Rg and the atomic number 111. It is a synthetic element that was first synthesized in 1994 by a team of scientists in Germany. Roentgenium is a highly unstable and radioactive element with a very short half-life.

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Roentgenium is a highly unstable and synthetic element that is not used for any practical applications. It is mainly used for research purposes to study the properties of superheavy elements and understand the periodic table.

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Roentgenium is named after the German physicist, Röntgen (English: Roentgen). This name was proposed by the GSI Team. Before this, it was know by it's IUPAC systemic nameholder: Unununium (Uuu)

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Now the name is roentgenium and the chemical symbol Rg; roentgenium has 111 protons because the atomic number is also 111.

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Roentgenium is a transactinoid chemical element. It is placed in period 7, group 11 of the periodic table. The atomic number is 111.

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Roentgenium-272 has 161 neutrons.

Number of neutrons = Atomic mass of an isotope - Atomic number of the element

The atomic number of roentgenium is 111, but Rg has many isotopes each with a different atomic mass and number of electrons.

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Roentgenium is a highly radioactive and unstable element that is not found in nature. It is typically produced synthetically in a laboratory by bombarding a suitable target material with heavy ion beams. Due to its short half-life, roentgenium decays quickly into other elements, making it challenging to isolate and study.

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Roentgenium (AN = 111) was found by a team led by Sigurd Hofmann in 1994. In 2001, his discovery was deemed to have insufficient evidence, but subsequent confirmation in 2002 led to the formal recognition in 2003.

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Roentgenium is a metal, solid, artificial element.

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Rg stands for Roentgenium, which is a synthetic element with atomic number 111. It is a highly radioactive element that does not exist in nature and has only been created in the laboratory.

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The atomic mass of the most stable isotope of Roentgenium is 281. This most stable isotope decays in around 36seconds. Oddly, it's most stable isotope has the same atomic mass as the most stable isotope of the element before: Darmstadtium.

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