名词
中文翻译：碱金属离子
同义词：
['alkaline earth ion', 'alkali metal ion']
例句：
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1. The ionization ofwater is the process by which it becomesan aqueous solution.
水的电离是水变成水溶液的过程。
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2. The alkaline earth metals are elements that havea high affinity for water and can formsalts with acids.
碱土金属是那些对水有高亲和力的元素，它们可以与酸形成盐。
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3. The ionization constant of sodium hydroxide is1.85 x 10^-5 at 25°C.
氢氧化钠的离子化常数在25°C时为1.85 x10^-5。