There are 39 known isotopes of radon (86 Rn), from 193 Rn to 231 Rn; all are radioactive. The most stable isotope is 222 Rn with a half-life of 3.8235 days, which decays into 218.

Radon is a chemical element; it has symbol Rn and atomic number 86. It is a radioactive noble gas and is colorless and odorless. Of the three naturally occurring radon isotopes, only 222 Rn …

Radon-219 (actinon; 3.92-second half-life), which is associated with actinium, was found independently in 1904 by German chemist Friedrich O. Giesel and French physicist André …

Properties and data of the isotope 219 Rn. Radon isotopes. 223 Ra 219 At. The following table shows the atomic nuclei that are isotonic (same neutron number N = 133) and isobaric (same …

Nov 20, 2024 · Radon-219 | Rn | CID 115137 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity …

Detailed decay information for the isotope radon-219 including decay chains and daughter products.

CLASSIFICATION Isotope: Rn-219 Atomic number (Z): 86 Mass number (A): 219 Neutron number (N): 133

36 isotopes and several nuclear isomers are known for the chemical element radon. With a half-life of less than 4 days, radon-222 is the most stable radon nuclide.

Aug 18, 2023 · Radon is a radioactive gas that has no colour, smell or taste. It is produced in the ground from uranium and diffuses into the atmosphere. High concentrations of radon may …

Radon is a decay product of radium and part of the uranium and thorium decay chains (see Figure 4-1) (Buttafuoco et al. 2007; O’Neil et al. 2006). The chemical identity of radon isotopes and …