英语词汇“alkali metal”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

alkali metal

noun Chemistry

Any of the elements lithium, sodium, potassium, rubidium, caesium, and francium, occupying Group IA (1) of the periodic table. They are very reactive, electropositive, monovalent metals forming strongly alkaline hydroxides.He isolated potassium, another well known alkali metal, from potassium hydroxide in the same year....

Sodium is an alkali metal and tends to lose an electron to form the positive sodium ion (Na +).
You need an alkali metal, which has one electron in the outer shell, to make the process work.

单词	alkali metal
释义	alkali metal noun Chemistry Any of the elements lithium, sodium, potassium, rubidium, caesium, and francium, occupying Group IA (1) of the periodic table. They are very reactive, electropositive, monovalent metals forming strongly alkaline hydroxides.He isolated potassium, another well known alkali metal, from potassium hydroxide in the same year.... Sodium is an alkali metal and tends to lose an electron to form the positive sodium ion (Na +). You need an alkali metal, which has one electron in the outer shell, to make the process work.
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