Cambridge AS & A Level Chemistry
12.1Nitrogen and sulfur
Nitrogen and sulfur in Cambridge AS & A Level Chemistry: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic41 practice questions2 lessons
Learning objectives
What the syllabus expects you to be able to do.
- 12.1.1Explain the lack of reactivity of nitrogen.
- 12.1.2Describe and explain the basicity of ammonia, the structure and formation of the ammonium ion, and the displacement of ammonia from ammonium salts.
- 12.1.3State and explain sources of oxides of nitrogen and their catalytic removal from engine exhausts.
- 12.1.4Recognise that oxides of nitrogen and unburnt hydrocarbons form PAN, a component of photochemical smog.
- 12.1.5Describe the role of NO and NO₂ in acid rain, including their catalytic role in oxidising sulfur dioxide.
Lessons
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Nitrogen, ammonia and the ammonium ion
40 min
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Oxides of nitrogen and sulfur in the environment
40 min
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Sample question
A sample question on this topic. Answer it, check it, then read the worked answer.
Turn Nitrogen and sulfur into a strength.
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