 | Roentgenium (German: [ʁœntˈɡeːni̯ʊm] ) is a synthetic chemical element; it has symbol Rg and atomic number 111. It is extremely radioactive and can only... 28 KB (6,612 words) - 14:57, 7 May 2024 |
Roentgenium (111Rg) is a synthetic element, and thus a standard atomic weight cannot be given. Like all synthetic elements, it has no stable isotopes... 21 KB (2,103 words) - 06:26, 28 February 2024 |
 | silver (Ag), gold (Au), and roentgenium (Rg), although no chemical experiments have yet been carried out to confirm that roentgenium behaves like the heavier... 12 KB (1,361 words) - 17:14, 18 January 2024 |
of highways numbered 111 1/11 (disambiguation) 11/1 (disambiguation) Roentgenium, synthetic chemical element with atomic number 111 This disambiguation... 838 bytes (129 words) - 14:47, 19 April 2024 |
for the co-discoveries of elements 110, 111, and 112 (darmstadtium, roentgenium and copernicium), involving using fabricated data. Ninov also claimed... 15 KB (1,465 words) - 10:09, 12 May 2024 |
 | as recommended by IUPAC. ^f Coinage metals: authors differ on whether roentgenium (Rg) is considered a coinage metal. It is in group 11, like the other... 12 KB (1,570 words) - 22:13, 2 March 2024 |
 | International Union of Pure and Applied Chemistry (IUPAC) named element 111, roentgenium, a radioactive element with multiple unstable isotopes, after him. The... 23 KB (2,369 words) - 02:04, 8 April 2024 |
 | Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson... 251 KB (27,185 words) - 04:03, 11 May 2024 |
| meitnerium. 110: Uun, ununnilium; Ds, darmstadtium. 111: Uuu, unununium; Rg, roentgenium. 112: Uub, ununbium; Cn, copernicium. 113: Uut, ununtrium; Nh, nihonium... 64 KB (2,124 words) - 01:21, 9 May 2024 |
 | Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson... 114 KB (11,768 words) - 20:42, 4 May 2024 |