Oxide+of+barium
71Isoelectric point — The isoelectric point (pI) is the pH at which a particular molecule or surface carries no net electrical charge. Amphoteric molecules called zwitterions contain both positive and negative charges depending on the functional groups present in the… …
72Yttrium — (pronEng|ˈɪtriəm) is a chemical element with symbol Y and atomic number 39. It is a silvery metallic transition metal chemically similar to the lanthanoids and has historically been classified as a rare earth element. Yttrium is almost always… …
73rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 …
74Dioxygen — Eigenschaften …
75Disauerstoff — Eigenschaften …
76E948 — Eigenschaften …
77E 948 — Eigenschaften …
78Hyperoxid-Anion — Eigenschaften …
79Hyperoxidanion — Eigenschaften …
80Oxigenion — Eigenschaften …
