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All erbium ordinarily found in nature is of stable isotopes. Like all other elements, erbium has synthetic radioactive isotopes.
The element with the chemical symbol Er is erbium.
Erbium
Erbium, with the chemical symbol Er, is the chemical element with the atomic number 68.
Erbium, the 68th element.
All erbium ordinarily found in nature is of stable isotopes. Like all other elements, erbium has synthetic radioactive isotopes.
Element #68 is Erbium. The number of the isotope, of course, is the sum of the protons + neutrons. Checking the Wikipedia article "Isotopes of erbium", it looks as if this isotope doesn't actually exists.
The melting point of erbium is: 1 529 0C.
The element with the chemical symbol Er is erbium.
Erbium
Erbium, with the chemical symbol Er, is the chemical element with the atomic number 68.
Erbium
Erbium, the 68th element.
Einsteinium, Erbium, Europium
Erbium
· Erbium (Er) · Europium (Eu)
That would be Erbium. But seriously, is it that hard to search for the answer by typing in "element Er" into Google?