Helium-3 (3He see also helion) is a light, stable isotope of helium with two protons and one neutron (in contrast, the most common isotope, helium-4 has... 59 KB (6,924 words) - 08:26, 28 March 2024 |
Noble gas (redirect from Helium family (p6)) are the naturally occurring members of group 18 of the periodic table: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn). Under... 72 KB (7,317 words) - 14:27, 28 April 2024 |
there are nine known isotopes of helium (2He) (standard atomic weight: 4.002602(2)), only helium-3 (3 He ) and helium-4 (4 He ) are stable. All radioisotopes... 22 KB (2,377 words) - 08:20, 5 April 2024 |
A helium flash is a very brief thermal runaway nuclear fusion of large quantities of helium into carbon through the triple-alpha process in the core of... 13 KB (1,613 words) - 02:38, 22 April 2024 |
helium Helium-3 Helium-4 Helium (band), American rock band Helium (Pram album), 1994 Helium (H3llb3nt album), 1998 Helium (Homeshake album) "Helium" (Sia... 2 KB (256 words) - 12:58, 23 July 2022 |
Alpha particle (redirect from Helium nucleus) protons and two neutrons bound together into a particle identical to a helium-4 nucleus. They are generally produced in the process of alpha decay but... 31 KB (3,867 words) - 03:24, 2 April 2024 |
Helium-4 (4 He ) is a stable isotope of the element helium. It is by far the more abundant of the two naturally occurring isotopes of helium, making up... 12 KB (1,391 words) - 16:20, 25 March 2024 |
A helium atom is an atom of the chemical element helium. Helium is composed of two electrons bound by the electromagnetic force to a nucleus containing... 35 KB (5,967 words) - 19:39, 19 January 2024 |