Selenium has six natural isotopes that occur in significant quantities, along with the trace isotope 79 Se, which occurs in minute quantities in uranium ores. Five of these isotopes are stable: 74 …

Most of the Selenium isotopes have been used in studies into the role of Selenium as an essential nutrient. This table shows information about naturally occuring isotopes, their atomic masses, …

Data, values and properties of the individual nuclides respectively isotopes of Selenium.

Naturally selenium contains six stable isotopes. Fifteen other isotopes have been characterized. The element is a member of the sulfur family and resembles sulfur both in its various forms …

Selenium (Se) has six naturally-occurring isotopes, five of which are stable: 74 Se, 76 Se, 77 Se, 78 Se, and 80 Se.

This page discusses selenium (Se), a non-metal discovered in 1817, known for its semiconductor and photoconductive properties. It exists in various allotropes and has over 20 isotopes, with …

Selenium belongs to Group 6 (Group VIA) of the periodic table, located between sulfur and tellurium, and resembles sulfur both in its various forms and in its compounds. The six stable …

Selenium belongs to Group 6 (Group VIA) of the periodic table, located between sulfur and tellurium, and resembles sulfur both in its various forms and in its compounds. The six stable …

electron capture: capture of one orbital electron by the the nucleus. A proton inside the nucleus is transformed into a neutron plus a neutrino.

Selenium (34Se) has six natural isotopes that occur in significant quantities, along with the trace isotope 79Se, which occurs in minute quantities in uranium ores. Five of these isotopes are …