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Nitrogen
01
氮
one the most common elements in Earth's atmosphere
例子
Nitrogen-fixing bacteria in the root nodules of leguminous plants elaborate ammonia from atmospheric nitrogen.
When hydrogen and nitrogen bond, they form ammonia molecules.
Laboratories use inert gases like nitrogen to create an oxygen-free environment for certain chemical reactions.
The chemical reactions within the catalytic converter help transform nitrogen oxides into nitrogen and oxygen.
The combination of nitrogen and hydrogen produces ammonia, with nitrogen and hydrogen as the reactants.
