astatine वाक्य

उदाहरण वाक्य

1. Astatine is the rarest naturally occurring element.
2. The most important isotope is astatine-211, the only one in commercial use.
3. There are no stable isotopes of astatine.
4. The inclusion of antimony, polonium, and astatine as metalloids also has been questioned.
5. Several authors have commented on the metallic nature of some of the properties of astatine.
6. Additionally, astatine has no stable isotopes.
7. Corson and his colleagues classified astatine as a metal on the basis of its analytical chemistry.
8. All halogens have been observed as diatomic molecules, except for astatine, which is uncertain.
9. According to your web page, the first ionization energy of astatine is 20KJ / mol.
10. Its alpha decay half-life is in accordance : the shortest of all astatine isotopes.