Search results for "Neptunium-237" - New World Encyclopedia
From New World Encyclopedia
Page title matches
- Neptunium (chemical symbol Np, atomic number 93) is a silvery radioactive metallic element, belonging to the actinide series. It is the first ...11 KB (1,451 words) - 16:21, 11 November 2022
Page text matches
- Neptunium (chemical symbol Np, atomic number 93) is a silvery radioactive metallic element, belonging to the actinide series. It is the first ...11 KB (1,451 words) - 16:21, 11 November 2022
- Americium (chemical symbol Am, atomic number 95) is a radioactive, synthetic metallic element, classified as an actinide. It was the fourth transuranic ...9 KB (1,328 words) - 06:50, 25 July 2023
- Plutonium (chemical symbol Pu, atomic number 94) is a radioactive, metallic chemical element that is part of the actinide series. It is the element ...37 KB (5,382 words) - 08:10, 24 November 2022
- ===Neptunium-237 series (4n+1)=== The members of this series are not presently found in nature because the half-life of the longest lived isotope ...30 KB (4,559 words) - 22:46, 7 December 2022
- alpha decay of americium-241)(241Am) to form neptunium-237(237Np); this alpha decay is accompanied by gamma emission. In some cases, the gamma emission ...16 KB (2,549 words) - 04:20, 18 April 2024
- and thorium (specifically, by the decay of neptunium-237 or uranium-233). The People's Republic of China is the world's largest producer ...14 KB (1,891 words) - 17:59, 31 October 2023
- Glenn Theodore Seaborg (April 19, 1912 – February 25, 1999) won the 1951 Nobel Prize in Chemistry for "discoveries in the chemistry of ...29 KB (4,299 words) - 07:54, 24 January 2023
- Promethium (chemical symbol Pm, atomic number 61) is a metallic element that is a member of the lanthanide series of chemical elements. All of ...11 KB (1,429 words) - 23:55, 1 December 2022
- Electronegativity is one of the fundamental concepts for an understanding of chemical bonding. The first modern definition was suggested by Linus ...16 KB (2,171 words) - 15:58, 13 February 2024
- Uranium (chemical symbol U, atomic number 92) is a silvery metallic chemical element in the actinide series of the periodic table. The heaviest ...48 KB (6,867 words) - 15:33, 16 January 2024
- Pluto, also designated (134340) Pluto or 134340 Pluto, is the second-largest known dwarf planet in the solar system and the tenth largest observed ...42 KB (6,097 words) - 17:02, 26 September 2023
