Sentence examples for atomic number 65 from inspiring English sources

Yttria, the first rare earth to be discovered, turned out to be a mixture of oxides from which, over a span of more than a century, nine elements yttrium, scandium (atomic number 21), and the heavy lanthanide metals from terbium (atomic number 65) to lutetium (atomic number 71)—were separated.

Thus the discovery report by the Berkeley group reads: "It is suggested that element 97 be given the name berkelium (symbol Bk) after the city of Berkeley in a manner similar to that used in naming its chemical homologue terbium (atomic number 65) whose name was derived from the town of Ytterby, Sweden, where the rare earth minerals were first found".

A bar of pure uranium, for instance, would consist entirely of atoms with atomic number 92.

Gadolinium has the symbol Gd and atomic number 64.

Darmstadtium (Ds), artificially produced transuranium element of atomic number 110.

Roentgenium (Rg), artificially produced transuranium element of atomic number 111.

Copernicium (Cn), artificially produced transuranium element of atomic number 112.

The third series extends from lanthanum (symbol La, atomic number 57) to mercury (symbol Hg, atomic number 80).

The second series includes the elements yttrium (symbol Y, atomic number 39) to cadmium (symbol Cd, atomic number 48).

This week's element is hassium, which has the atomic symbol, Hs, and the atomic number, 108.

This week's element is meitnerium, which has the atomic symbol, Mt, and the atomic number, 109.