Canadian Medical Guide > Chemicals and Drugs > Inorganic Chemicals > Elements > Lanthanoid Series Elements > Ytterbium Terms and Definitions

Ytterbium

Medical Definition:	Ytterbium. An element of the rare earth family of metals. It has the atomic symbol Yb, atomic number 70, and atomic weight 173. Ytterbium has been used in lasers and as a portable x-ray source.
Guide Notes:	a rare earth metal; Yb-174; Yb-168, 170-173, 176 = YTTERBIUM (IM) + ISOTOPES (NIM); Yb-164-167, 169, 175, 177 = YTTERBIUM (IM) + RADIOISOTOPES (IM)
CAS Type 1 Name:	CAS Number:	7440-64-4

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