boron group
(US) A member of a fraternity in a college or university
A village in Hoo St Werburgh parish, Medway borough, Kent, England (OS grid ref TQ7571).
(chemistry) a vertical series of elements in the periodic table that have three valence electrons; boron is a metalloid, while aluminium, gallium, indium and thallium are metals
(inorganic chemistry) The anion B(SO₄)₄⁵⁻ / (inorganic chemistry) Any salt containing this anion
化学者は周期表の他の族とホウ素族を比較して、価電子の挙動の傾向を研究することが多い。
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