Block, SkipCaptcha, nsAm_Govt_101RO, nsAm_Govt_101RW, nsAm_Govt_101_ta, nsTeam2RO, nsTeam2RW, nsTeam2_talkRO, nsTeam2_talkRW
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== Element ==
'''Name:''' Barium
'''Symbol:''' Ba
'''Atomic Number:''' 56
'''Atomic Mass:''' 137.3 amu
'''Number of electrons:''' 56
'''Classification:''' Standard Metal
'''Crystal structure:''' Cubic
'''Color:''' Silver
'''Date of Discovery:''' 1808
'''Name of Discoverer:''' [[Sir Humphrey Davy]]
'''Name Origin:''' From the Greek ''barys'', heavy.
'''Uses:''' Barium is used in Medicine.
'''Obtained from:''' barytine and whiterite.
'''Name:''' Barium
'''Symbol:''' Ba
'''Atomic Number:''' 56
'''Atomic Mass:''' 137.3 amu
'''Number of electrons:''' 56
'''Classification:''' Standard Metal
'''Crystal structure:''' Cubic
'''Color:''' Silver
'''Date of Discovery:''' 1808
'''Name of Discoverer:''' [[Sir Humphrey Davy]]
'''Name Origin:''' From the Greek ''barys'', heavy.
'''Uses:''' Barium is used in Medicine.
'''Obtained from:''' barytine and whiterite.