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1811年法国正处在战争时期,BERNARDCOURTOIS为拿破仑的军队制造枪粉的硝石,他通过燃烧海藻而分离出碳酸氢钠,当他向海藻灰中加入硫酸时,发现了一种深紫色的气体,这种气体冷凝后
France was in the middle of the war in 1811. BERNARDCOURTOIS made gunpowder saltpeter for Napoleon’s army. He separated the sodium bicarbonate by burning seaweed. When he added sulfuric acid to seaweed ash, he found a dark purple gas, After this gas is condensed