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2024年5月7日 · 氮 （ ㄉㄢˋ ） （英語： Nitrogen，法語： azote，德語： Stickstoff ）是一種化學元素，化學符號為N，原子序數為7。 1772年，在 丹尼爾·盧瑟福 分離 空氣 後第一次被發現。
Nitrogen is a chemical element; it has symbol N and atomic number 7. Nitrogen is a nonmetal and the lightest member of group 15 of the periodic table, often called the pnictogens. It is a common element in the universe, estimated at seventh in total abundance in the Milky Way and the Solar System.
NITROGEN翻譯：氮（氣）。了解更多。 The high nutritional quality of the detrital organic matter in our study stream may result from grazing by tadpoles which enhances nitrogen fluxes.
氮 （ dàn ） （英語： Nitrogen，法語： azote，德語： Stickstoff ）是一種化學元素，化學符號为N，原子序數为7。 1772年，在 丹尼尔·卢瑟福 分離 空氣 後第一次被發現。
4 天前 · Nitrogen, nonmetallic element of Group 15 [Va] of the periodic table. It is a colorless, odorless, tasteless gas that is the most plentiful element in Earth’s atmosphere and is a constituent of all living matter. Its atomic number is 7 and it is denoted by the symbol ‘N’ in the periodic table.
It's by far the most abundant element in its group in the periodic table and yet it is the last member of its family to be discovered. The other elements in its group, phosphorus, arsenic, antimony and bismuth, had all been discovered, used and abused at least 100 years before nitrogen was known about.
氮 (化學元素):發現簡史,含量分布,同位素,理化性質,物理性質,化學性質,製備方法_中文百科全書. 氮是一種化學元素，它的 化學符號 是N，它的 原子序數 是7。. 氮是空氣中最多的元素，在自然界中存在十分廣泛，在生物體內亦有極大作用，是組成胺基酸的基本 ...
