在新编高中化学《必修》课本第一册１６８页指出：一氧化氮在常温下很容易跟空气中的氧气化合，生成红棕色并带有刺激性气味的二氧化氮。二氧化氮有毒，易溶于水。就这些问题来讲，学生对一氧化氮和二氧化氮是初次接触，比较陌生，教材中没有安排实验进行演示。教师讲课时... In the new high school chemistry “Compulsory” Textbook Volume 1, page 168 states: Nitric Oxide at room temperature can easily combine with the oxygen in the air to produce red-brown and nitrogen dioxide with a pungent odor. Nitrogen dioxide is toxic and soluble in water. In terms of these issues, students are unfamiliar with nitric oxide and nitrogen dioxide for the first time, and no demonstrations are arranged in the textbooks. When the teacher lectures...