Nitrogen element
Nitrogen was discovered by the Scottish physician Daniel Rutherford in 1772. It is the fifth most abundant element in the universe and makes up about 78% of ... ,Nitrogen constitutes 78 percent of Earth's atmosphere and is a constituent of all living tissues. Nitrogen is an essential element for life, because it is a constituent ...
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 Nitrogen element 相關參考資料
Chemistry for Kids: Elements - Nitrogen - Ducksters
Nitrogen is the first element in column 15 of the periodic table. It is part of the group of "other" nonmetal elements. Nitrogen atoms have seven electrons and 7 ... https://www.ducksters.com It's Elemental - The Element Nitrogen
Nitrogen was discovered by the Scottish physician Daniel Rutherford in 1772. It is the fifth most abundant element in the universe and makes up about 78% of ... https://education.jlab.org Nitrogen (N) - Chemical properties, Health and Environmental ...
Nitrogen constitutes 78 percent of Earth's atmosphere and is a constituent of all living tissues. Nitrogen is an essential element for life, because it is a constituent ... https://www.lenntech.com Nitrogen - Element information, properties and uses | Periodic ...
Element Nitrogen (N), Group 15, Atomic Number 7, p-block, Mass 14.007. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. https://www.rsc.org Nitrogen - Wikipedia
Nitrogen is the chemical element with the symbol N and atomic number 7. It was first discovered and isolated by Scottish physician Daniel Rutherford in 1772. https://en.wikipedia.org nitrogen group element | Properties, Uses, & List | Britannica
Nitrogen group element, any of the chemical elements that constitute Group 15 (Va) of the periodic table. The group consists of nitrogen (N), phosphorus (P), ... https://www.britannica.com nitrogen | Definition, Symbol, Uses, Properties, Atomic ...
https://www.britannica.com Nitrogen | N (Element) - PubChem
Nitrogen. Cite. Download. Nitrogen is a chemical element with symbol N and atomic number 7. Classified as a nonmetal, Nitrogen is a gas at room temperature. https://pubchem.ncbi.nlm.nih.g Nitrogen | N2 - PubChem
Nitrogen is an element with atomic symbol N, atomic number 7, and atomic weight 14.01. NCI Thesaurus (NCIt). Nitrogen appears as a colorless odorless gas. https://pubchem.ncbi.nlm.nih.g |