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Ytterbium

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Ytterbium
173.04(3)



  Yb
70
1s22s22p63s23p63d104s24p6 4d105s25p64f146s2
[ ? ] Lanthanide:
Properties:
Soft, bright silvery luster, malleable and ductile metal.


Ytterbium is a chemical element, having the chemical symbol Yb. Its atomic number (the number of protons) is 70. It has a standard atomic weight of 173.04 g•mol −1 and is a solid in its elemental form.

Ytterbium is considered a member of the "Lanthanide" class of elements. At a pressure of 101.325 kPa, it has a boiling point of 1,196°C and a melting point of 819 °C.