Samarium
Europium
Dysprosium
Holmium
Erbium
The sixty first element in the periodic table of elements is promethium. It is a rare earth metal that is not found naturally on Earth and is typically produced in nuclear reactors.
The sixty-ninth element in the periodic table is thulium (Tm). It is a rare earth metal with atomic number 69 and is named after the ancient city of Thule.
The sixty-fifth element in the periodic table is terbium, which has the atomic number 65 and symbol Tb. It is a rare earth metal that is commonly used in electronic devices and lighting applications.
In the year 1869, sixty-three elements were known. Out of the 92 naturally-occurring elements, the following were yet to be found:HeliumNeonArgonScandiumGalliumGermaniumKryptonTechnetiumXenonthe Lanthanoids*HafniumRheniumthe Radioactive Elements***With the exception of lanthanum, cerium, and terbium.**With the exception of thorium and uranium.
Just think of what can be pronounced. Sixty-secondth can't be said. Sixty-second is easy. 62nd it is.
Because it is the 60 SECOND street. Get it? 62nd street :: Sixty second street
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Do it slow