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Nitrogen, ammonia and nitrogen compounds

Periodicity and main group chemistry · Lesson 4 of 5

Lesson 4 of 5

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Lesson 4 of 5 · Periodicity and main group chemistry

Nitrogen, ammonia and nitrogen compounds

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Describe the bonding and relative lack of reactivity of nitrogen, and explain this in terms of the strength of the $\text{N} \equiv \text{N}$ bond.
State and explain the conditions and catalyst used in the Haber process, and evaluate the compromise between rate, yield, cost and sustainability in the manufacture of ammonia.

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Describe the formation and reactions of ammonium ions and ammonium salts, including their behaviour with alkalis to release ammonia and their role in fertilisers.

Describe the oxidation of ammonia in the Ostwald process and the formation and environmental effects of nitrogen oxides, nitric acid, nitrates and eutrophication where required by the board.

Apply the chemistry of ammonia, ammonium compounds and nitrogen oxides to practical tests, industrial contexts and environmental questions, including equations and interpretation of observations.

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