actinium उदाहरण वाक्य

उदाहरण वाक्य

1. Most of the samples tested positive for actinium-227, the workers were told.
2. The actinium-225 eventually becomes harmless and remains in the body, he said.
3. The actinide series derives its name from the first element in the series, actinium.
4. The abundance of actinium in the Earth's crust is only about 5 %.
5. Actinium is likely to be one of two elements that will next recieve a picture.
6. Once inside, the alpha particles radiated from the actinium-225 will kill the cell.
7. Owing to its scarcity, high price and radioactivity, actinium has no significant industrial use.
8. The rare oxidation state + 2 is only known for actinium dihydride ( AcH 2 ).
9. The actinium-225 is made by the irradiation of radium-226 with a cyclotron.
10. In 1939, Perey discovered the element francium by purifying samples of lanthanum that contained actinium.