Dictionary
Gramatyka angielska
Word: Barium
ID Word Wordtype Definition 12807 Barium n. One of the elements, belonging to the alkaline earth group; a metal having a silver-white color, and melting at a very high temperature. It is difficult to obtain the pure metal, from the facility with which it becomes oxidized in the air. Atomic weight, 137. Symbol, Ba. Its oxide called baryta.
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